Home / 132,070,972.50-182,257,942.05-74,124,220.50

Finding the Fourth Proportional to 132,070,972.50, 182,257,942.05 and 74,124,220.50

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Solution

The fourth proportional to 132,070,972.50, 182,257,942.05 and 74,124,220.50 is: 102,291,424.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,070,972.50 : 182,257,942.05 = 74,124,220.50 : x
  2. Step 2: Convert to fraction form
    132,070,972.50/182,257,942.05 = 74,124,220.50/x
  3. Step 3: Cross multiply
    132,070,972.50x = 182,257,942.05 × 74,124,220.50
  4. Step 4: Simplify right side
    132,070,972.50x = 13,509,727,884,390,422
  5. Step 5: Solve for x
    x = 13,509,727,884,390,422/132,070,972.50
  6. Step 6: Final answer
    x = 102,291,424.29

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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.