Home / 954,703,143.88-1,317,419,116.32-536,934,716.64

Finding the Fourth Proportional to 954,703,143.88, 1,317,419,116.32 and 536,934,716.64

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Solution

The fourth proportional to 954,703,143.88, 1,317,419,116.32 and 536,934,716.64 is: 740,929,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,703,143.88 : 1,317,419,116.32 = 536,934,716.64 : x
  2. Step 2: Convert to fraction form
    954,703,143.88/1,317,419,116.32 = 536,934,716.64/x
  3. Step 3: Cross multiply
    954,703,143.88x = 1,317,419,116.32 × 536,934,716.64
  4. Step 4: Simplify right side
    954,703,143.88x = 707,368,059,917,398,400
  5. Step 5: Solve for x
    x = 707,368,059,917,398,400/954,703,143.88
  6. Step 6: Final answer
    x = 740,929,852.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.