Home / 92,378,282.40-138,600,601.20-89,060,522.40

Finding the Fourth Proportional to 92,378,282.40, 138,600,601.20 and 89,060,522.40

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Solution

The fourth proportional to 92,378,282.40, 138,600,601.20 and 89,060,522.40 is: 133,622,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,378,282.40 : 138,600,601.20 = 89,060,522.40 : x
  2. Step 2: Convert to fraction form
    92,378,282.40/138,600,601.20 = 89,060,522.40/x
  3. Step 3: Cross multiply
    92,378,282.40x = 138,600,601.20 × 89,060,522.40
  4. Step 4: Simplify right side
    92,378,282.40x = 12,343,841,947,826,066
  5. Step 5: Solve for x
    x = 12,343,841,947,826,066/92,378,282.40
  6. Step 6: Final answer
    x = 133,622,769.63

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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.