Home / 1,157,887,131.12-1,735,407,763.28-535,260,155.76

Finding the Fourth Proportional to 1,157,887,131.12, 1,735,407,763.28 and 535,260,155.76

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Solution

The fourth proportional to 1,157,887,131.12, 1,735,407,763.28 and 535,260,155.76 is: 802,232,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,887,131.12 : 1,735,407,763.28 = 535,260,155.76 : x
  2. Step 2: Convert to fraction form
    1,157,887,131.12/1,735,407,763.28 = 535,260,155.76/x
  3. Step 3: Cross multiply
    1,157,887,131.12x = 1,735,407,763.28 × 535,260,155.76
  4. Step 4: Simplify right side
    1,157,887,131.12x = 928,894,629,680,365,952
  5. Step 5: Solve for x
    x = 928,894,629,680,365,952/1,157,887,131.12
  6. Step 6: Final answer
    x = 802,232,449.71

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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.