Home / 147,228,983.60-220,843,475.40-98,123,835.20

Finding the Fourth Proportional to 147,228,983.60, 220,843,475.40 and 98,123,835.20

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Solution

The fourth proportional to 147,228,983.60, 220,843,475.40 and 98,123,835.20 is: 147,185,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,228,983.60 : 220,843,475.40 = 98,123,835.20 : x
  2. Step 2: Convert to fraction form
    147,228,983.60/220,843,475.40 = 98,123,835.20/x
  3. Step 3: Cross multiply
    147,228,983.60x = 220,843,475.40 × 98,123,835.20
  4. Step 4: Simplify right side
    147,228,983.60x = 21,670,008,785,144,856
  5. Step 5: Solve for x
    x = 21,670,008,785,144,856/147,228,983.60
  6. Step 6: Final answer
    x = 147,185,752.80

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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.