Home / 114,187,349-157,578,714.78-61,976,403.74

Finding the Fourth Proportional to 114,187,349, 157,578,714.78 and 61,976,403.74

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Solution

The fourth proportional to 114,187,349, 157,578,714.78 and 61,976,403.74 is: 85,527,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,187,349 : 157,578,714.78 = 61,976,403.74 : x
  2. Step 2: Convert to fraction form
    114,187,349/157,578,714.78 = 61,976,403.74/x
  3. Step 3: Cross multiply
    114,187,349x = 157,578,714.78 × 61,976,403.74
  4. Step 4: Simplify right side
    114,187,349x = 9,766,162,048,035,586
  5. Step 5: Solve for x
    x = 9,766,162,048,035,586/114,187,349
  6. Step 6: Final answer
    x = 85,527,531.15

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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.