Home / 113,765,904.56-156,995,830.59-61,553,794.61

Finding the Fourth Proportional to 113,765,904.56, 156,995,830.59 and 61,553,794.61

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Solution

The fourth proportional to 113,765,904.56, 156,995,830.59 and 61,553,794.61 is: 84,943,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,765,904.56 : 156,995,830.59 = 61,553,794.61 : x
  2. Step 2: Convert to fraction form
    113,765,904.56/156,995,830.59 = 61,553,794.61/x
  3. Step 3: Cross multiply
    113,765,904.56x = 156,995,830.59 × 61,553,794.61
  4. Step 4: Simplify right side
    113,765,904.56x = 9,663,689,110,763,216
  5. Step 5: Solve for x
    x = 9,663,689,110,763,216/113,765,904.56
  6. Step 6: Final answer
    x = 84,943,631.82

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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.