Home / 105,896,721.96-146,121,554.34-59,478,082.92

Finding the Fourth Proportional to 105,896,721.96, 146,121,554.34 and 59,478,082.92

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Solution

The fourth proportional to 105,896,721.96, 146,121,554.34 and 59,478,082.92 is: 82,070,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,896,721.96 : 146,121,554.34 = 59,478,082.92 : x
  2. Step 2: Convert to fraction form
    105,896,721.96/146,121,554.34 = 59,478,082.92/x
  3. Step 3: Cross multiply
    105,896,721.96x = 146,121,554.34 × 59,478,082.92
  4. Step 4: Simplify right side
    105,896,721.96x = 8,691,029,925,433,806
  5. Step 5: Solve for x
    x = 8,691,029,925,433,806/105,896,721.96
  6. Step 6: Final answer
    x = 82,070,811.68

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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.