Home / 68,974,529.86-95,149,232.85-42,859,125.46

Finding the Fourth Proportional to 68,974,529.86, 95,149,232.85 and 42,859,125.46

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Solution

The fourth proportional to 68,974,529.86, 95,149,232.85 and 42,859,125.46 is: 59,123,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,974,529.86 : 95,149,232.85 = 42,859,125.46 : x
  2. Step 2: Convert to fraction form
    68,974,529.86/95,149,232.85 = 42,859,125.46/x
  3. Step 3: Cross multiply
    68,974,529.86x = 95,149,232.85 × 42,859,125.46
  4. Step 4: Simplify right side
    68,974,529.86x = 4,078,012,908,140,903
  5. Step 5: Solve for x
    x = 4,078,012,908,140,903/68,974,529.86
  6. Step 6: Final answer
    x = 59,123,460.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.