Home / 92,390,909,981.28-138,564,175,132.08-42,656,447,257.44

Finding the Fourth Proportional to 92,390,909,981.28, 138,564,175,132.08 and 42,656,447,257.44

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Solution

The fourth proportional to 92,390,909,981.28, 138,564,175,132.08 and 42,656,447,257.44 is: 63,974,425,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,390,909,981.28 : 138,564,175,132.08 = 42,656,447,257.44 : x
  2. Step 2: Convert to fraction form
    92,390,909,981.28/138,564,175,132.08 = 42,656,447,257.44/x
  3. Step 3: Cross multiply
    92,390,909,981.28x = 138,564,175,132.08 × 42,656,447,257.44
  4. Step 4: Simplify right side
    92,390,909,981.28x = 5,910,655,428,292,249,649,152
  5. Step 5: Solve for x
    x = 5,910,655,428,292,249,649,152/92,390,909,981.28
  6. Step 6: Final answer
    x = 63,974,425,941.79

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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.