Home / 84,564,005.60-126,846,008.40-44,169,240.80

Finding the Fourth Proportional to 84,564,005.60, 126,846,008.40 and 44,169,240.80

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Solution

The fourth proportional to 84,564,005.60, 126,846,008.40 and 44,169,240.80 is: 66,253,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,564,005.60 : 126,846,008.40 = 44,169,240.80 : x
  2. Step 2: Convert to fraction form
    84,564,005.60/126,846,008.40 = 44,169,240.80/x
  3. Step 3: Cross multiply
    84,564,005.60x = 126,846,008.40 × 44,169,240.80
  4. Step 4: Simplify right side
    84,564,005.60x = 5,602,691,889,538,423
  5. Step 5: Solve for x
    x = 5,602,691,889,538,423/84,564,005.60
  6. Step 6: Final answer
    x = 66,253,861.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.