Home / 113,765,905.56-156,995,831.97-61,553,795.61

Finding the Fourth Proportional to 113,765,905.56, 156,995,831.97 and 61,553,795.61

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Solution

The fourth proportional to 113,765,905.56, 156,995,831.97 and 61,553,795.61 is: 84,943,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,765,905.56 : 156,995,831.97 = 61,553,795.61 : x
  2. Step 2: Convert to fraction form
    113,765,905.56/156,995,831.97 = 61,553,795.61/x
  3. Step 3: Cross multiply
    113,765,905.56x = 156,995,831.97 × 61,553,795.61
  4. Step 4: Simplify right side
    113,765,905.56x = 9,663,689,352,703,284
  5. Step 5: Solve for x
    x = 9,663,689,352,703,284/113,765,905.56
  6. Step 6: Final answer
    x = 84,943,633.20

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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.