Home / 114,187,370-157,578,743.76-61,976,424.76

Finding the Fourth Proportional to 114,187,370, 157,578,743.76 and 61,976,424.76

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Solution

The fourth proportional to 114,187,370, 157,578,743.76 and 61,976,424.76 is: 85,527,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,187,370 : 157,578,743.76 = 61,976,424.76 : x
  2. Step 2: Convert to fraction form
    114,187,370/157,578,743.76 = 61,976,424.76/x
  3. Step 3: Cross multiply
    114,187,370x = 157,578,743.76 × 61,976,424.76
  4. Step 4: Simplify right side
    114,187,370x = 9,766,167,156,416,958
  5. Step 5: Solve for x
    x = 9,766,167,156,416,958/114,187,370
  6. Step 6: Final answer
    x = 85,527,560.15

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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.