Home / 113,599,961.10-156,761,190.13-65,911,521.13

Finding the Fourth Proportional to 113,599,961.10, 156,761,190.13 and 65,911,521.13

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Solution

The fourth proportional to 113,599,961.10, 156,761,190.13 and 65,911,521.13 is: 90,953,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,599,961.10 : 156,761,190.13 = 65,911,521.13 : x
  2. Step 2: Convert to fraction form
    113,599,961.10/156,761,190.13 = 65,911,521.13/x
  3. Step 3: Cross multiply
    113,599,961.10x = 156,761,190.13 × 65,911,521.13
  4. Step 4: Simplify right side
    113,599,961.10x = 10,332,368,495,617,442
  5. Step 5: Solve for x
    x = 10,332,368,495,617,442/113,599,961.10
  6. Step 6: Final answer
    x = 90,953,979.17

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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.