Home / 92,466,917.17-127,555,966.48-57,173,440.58

Finding the Fourth Proportional to 92,466,917.17, 127,555,966.48 and 57,173,440.58

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Solution

The fourth proportional to 92,466,917.17, 127,555,966.48 and 57,173,440.58 is: 78,869,434.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,466,917.17 : 127,555,966.48 = 57,173,440.58 : x
  2. Step 2: Convert to fraction form
    92,466,917.17/127,555,966.48 = 57,173,440.58/x
  3. Step 3: Cross multiply
    92,466,917.17x = 127,555,966.48 × 57,173,440.58
  4. Step 4: Simplify right side
    92,466,917.17x = 7,292,813,470,344,709
  5. Step 5: Solve for x
    x = 7,292,813,470,344,709/92,466,917.17
  6. Step 6: Final answer
    x = 78,869,434.54

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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.