Home / 92,293,603.20-138,440,404.80-38,433,916.80

Finding the Fourth Proportional to 92,293,603.20, 138,440,404.80 and 38,433,916.80

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Solution

The fourth proportional to 92,293,603.20, 138,440,404.80 and 38,433,916.80 is: 57,650,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,293,603.20 : 138,440,404.80 = 38,433,916.80 : x
  2. Step 2: Convert to fraction form
    92,293,603.20/138,440,404.80 = 38,433,916.80/x
  3. Step 3: Cross multiply
    92,293,603.20x = 138,440,404.80 × 38,433,916.80
  4. Step 4: Simplify right side
    92,293,603.20x = 5,320,806,999,841,521
  5. Step 5: Solve for x
    x = 5,320,806,999,841,521/92,293,603.20
  6. Step 6: Final answer
    x = 57,650,875.20

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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.