Home / 1,158,770,012.60-1,738,155,018.90-546,549,980.60

Finding the Fourth Proportional to 1,158,770,012.60, 1,738,155,018.90 and 546,549,980.60

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Solution

The fourth proportional to 1,158,770,012.60, 1,738,155,018.90 and 546,549,980.60 is: 819,824,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,770,012.60 : 1,738,155,018.90 = 546,549,980.60 : x
  2. Step 2: Convert to fraction form
    1,158,770,012.60/1,738,155,018.90 = 546,549,980.60/x
  3. Step 3: Cross multiply
    1,158,770,012.60x = 1,738,155,018.90 × 546,549,980.60
  4. Step 4: Simplify right side
    1,158,770,012.60x = 949,988,591,859,587,712
  5. Step 5: Solve for x
    x = 949,988,591,859,587,712/1,158,770,012.60
  6. Step 6: Final answer
    x = 819,824,970.90

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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.