Home / 132,581,231.60-182,929,830.98-87,313,304.50

Finding the Fourth Proportional to 132,581,231.60, 182,929,830.98 and 87,313,304.50

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Solution

The fourth proportional to 132,581,231.60, 182,929,830.98 and 87,313,304.50 is: 120,471,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,581,231.60 : 182,929,830.98 = 87,313,304.50 : x
  2. Step 2: Convert to fraction form
    132,581,231.60/182,929,830.98 = 87,313,304.50/x
  3. Step 3: Cross multiply
    132,581,231.60x = 182,929,830.98 × 87,313,304.50
  4. Step 4: Simplify right side
    132,581,231.60x = 15,972,208,033,596,382
  5. Step 5: Solve for x
    x = 15,972,208,033,596,382/132,581,231.60
  6. Step 6: Final answer
    x = 120,471,109.23

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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.