Home / 92,126,590.17-138,258,518.27-67,597,901.06

Finding the Fourth Proportional to 92,126,590.17, 138,258,518.27 and 67,597,901.06

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Solution

The fourth proportional to 92,126,590.17, 138,258,518.27 and 67,597,901.06 is: 101,447,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,126,590.17 : 138,258,518.27 = 67,597,901.06 : x
  2. Step 2: Convert to fraction form
    92,126,590.17/138,258,518.27 = 67,597,901.06/x
  3. Step 3: Cross multiply
    92,126,590.17x = 138,258,518.27 × 67,597,901.06
  4. Step 4: Simplify right side
    92,126,590.17x = 9,345,985,637,688,380
  5. Step 5: Solve for x
    x = 9,345,985,637,688,380/92,126,590.17
  6. Step 6: Final answer
    x = 101,447,211.07

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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.