Home / 1,158,770,015.10-1,738,155,022.65-546,549,983.10

Finding the Fourth Proportional to 1,158,770,015.10, 1,738,155,022.65 and 546,549,983.10

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Solution

The fourth proportional to 1,158,770,015.10, 1,738,155,022.65 and 546,549,983.10 is: 819,824,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,770,015.10 : 1,738,155,022.65 = 546,549,983.10 : x
  2. Step 2: Convert to fraction form
    1,158,770,015.10/1,738,155,022.65 = 546,549,983.10/x
  3. Step 3: Cross multiply
    1,158,770,015.10x = 1,738,155,022.65 × 546,549,983.10
  4. Step 4: Simplify right side
    1,158,770,015.10x = 949,988,598,254,537,728
  5. Step 5: Solve for x
    x = 949,988,598,254,537,728/1,158,770,015.10
  6. Step 6: Final answer
    x = 819,824,974.65

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Half scale
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Double scale
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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.