Home / 1,158,770,018.10-1,738,155,027.15-546,549,986.10

Finding the Fourth Proportional to 1,158,770,018.10, 1,738,155,027.15 and 546,549,986.10

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Solution

The fourth proportional to 1,158,770,018.10, 1,738,155,027.15 and 546,549,986.10 is: 819,824,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,770,018.10 : 1,738,155,027.15 = 546,549,986.10 : x
  2. Step 2: Convert to fraction form
    1,158,770,018.10/1,738,155,027.15 = 546,549,986.10/x
  3. Step 3: Cross multiply
    1,158,770,018.10x = 1,738,155,027.15 × 546,549,986.10
  4. Step 4: Simplify right side
    1,158,770,018.10x = 949,988,605,928,477,696
  5. Step 5: Solve for x
    x = 949,988,605,928,477,696/1,158,770,018.10
  6. Step 6: Final answer
    x = 819,824,979.15

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Half scale
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Double scale
Find fourth proportional to 1,158,770,019.10, 1,738,155,028.65 and 546,549,987.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.