Home / 349,475,344.40-524,968,843.80-247,438,672.40

Finding the Fourth Proportional to 349,475,344.40, 524,968,843.80 and 247,438,672.40

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Solution

The fourth proportional to 349,475,344.40, 524,968,843.80 and 247,438,672.40 is: 371,693,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,475,344.40 : 524,968,843.80 = 247,438,672.40 : x
  2. Step 2: Convert to fraction form
    349,475,344.40/524,968,843.80 = 247,438,672.40/x
  3. Step 3: Cross multiply
    349,475,344.40x = 524,968,843.80 × 247,438,672.40
  4. Step 4: Simplify right side
    349,475,344.40x = 129,897,593,761,234,976
  5. Step 5: Solve for x
    x = 129,897,593,761,234,976/349,475,344.40
  6. Step 6: Final answer
    x = 371,693,156.16

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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.