Home / 102,960,291.60-142,087,977.36-60,576,809.76

Finding the Fourth Proportional to 102,960,291.60, 142,087,977.36 and 60,576,809.76

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Solution

The fourth proportional to 102,960,291.60, 142,087,977.36 and 60,576,809.76 is: 83,597,630.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,960,291.60 : 142,087,977.36 = 60,576,809.76 : x
  2. Step 2: Convert to fraction form
    102,960,291.60/142,087,977.36 = 60,576,809.76/x
  3. Step 3: Cross multiply
    102,960,291.60x = 142,087,977.36 × 60,576,809.76
  4. Step 4: Simplify right side
    102,960,291.60x = 8,607,236,373,719,908
  5. Step 5: Solve for x
    x = 8,607,236,373,719,908/102,960,291.60
  6. Step 6: Final answer
    x = 83,597,630.12

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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.