Home / 82,746,375,020.06-124,119,564,172.42-19,861,673,547.29

Finding the Fourth Proportional to 82,746,375,020.06, 124,119,564,172.42 and 19,861,673,547.29

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Solution

The fourth proportional to 82,746,375,020.06, 124,119,564,172.42 and 19,861,673,547.29 is: 29,792,510,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746,375,020.06 : 124,119,564,172.42 = 19,861,673,547.29 : x
  2. Step 2: Convert to fraction form
    82,746,375,020.06/124,119,564,172.42 = 19,861,673,547.29/x
  3. Step 3: Cross multiply
    82,746,375,020.06x = 124,119,564,172.42 × 19,861,673,547.29
  4. Step 4: Simplify right side
    82,746,375,020.06x = 2,465,222,264,423,897,366,528
  5. Step 5: Solve for x
    x = 2,465,222,264,423,897,366,528/82,746,375,020.06
  6. Step 6: Final answer
    x = 29,792,510,715.14

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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.