Home / 453,643,930.20-680,465,895.30-130,527,802.20

Finding the Fourth Proportional to 453,643,930.20, 680,465,895.30 and 130,527,802.20

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Solution

The fourth proportional to 453,643,930.20, 680,465,895.30 and 130,527,802.20 is: 195,791,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,643,930.20 : 680,465,895.30 = 130,527,802.20 : x
  2. Step 2: Convert to fraction form
    453,643,930.20/680,465,895.30 = 130,527,802.20/x
  3. Step 3: Cross multiply
    453,643,930.20x = 680,465,895.30 × 130,527,802.20
  4. Step 4: Simplify right side
    453,643,930.20x = 88,819,717,785,564,304
  5. Step 5: Solve for x
    x = 88,819,717,785,564,304/453,643,930.20
  6. Step 6: Final answer
    x = 195,791,703.30

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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.