Home / 742,663,414.47-1,114,032,124.13-282,637,237.35

Finding the Fourth Proportional to 742,663,414.47, 1,114,032,124.13 and 282,637,237.35

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Solution

The fourth proportional to 742,663,414.47, 1,114,032,124.13 and 282,637,237.35 is: 423,969,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,663,414.47 : 1,114,032,124.13 = 282,637,237.35 : x
  2. Step 2: Convert to fraction form
    742,663,414.47/1,114,032,124.13 = 282,637,237.35/x
  3. Step 3: Cross multiply
    742,663,414.47x = 1,114,032,124.13 × 282,637,237.35
  4. Step 4: Simplify right side
    742,663,414.47x = 314,866,961,881,842,304
  5. Step 5: Solve for x
    x = 314,866,961,881,842,304/742,663,414.47
  6. Step 6: Final answer
    x = 423,969,938.13

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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.