Home / 742,663,481.97-1,114,032,225.39-282,637,304.85

Finding the Fourth Proportional to 742,663,481.97, 1,114,032,225.39 and 282,637,304.85

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Solution

The fourth proportional to 742,663,481.97, 1,114,032,225.39 and 282,637,304.85 is: 423,970,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,663,481.97 : 1,114,032,225.39 = 282,637,304.85 : x
  2. Step 2: Convert to fraction form
    742,663,481.97/1,114,032,225.39 = 282,637,304.85/x
  3. Step 3: Cross multiply
    742,663,481.97x = 1,114,032,225.39 × 282,637,304.85
  4. Step 4: Simplify right side
    742,663,481.97x = 314,867,065,700,277,376
  5. Step 5: Solve for x
    x = 314,867,065,700,277,376/742,663,481.97
  6. Step 6: Final answer
    x = 423,970,039.38

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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.