Home / 143,740,201.60-215,610,302.40-102,925,532.80

Finding the Fourth Proportional to 143,740,201.60, 215,610,302.40 and 102,925,532.80

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Solution

The fourth proportional to 143,740,201.60, 215,610,302.40 and 102,925,532.80 is: 154,388,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,740,201.60 : 215,610,302.40 = 102,925,532.80 : x
  2. Step 2: Convert to fraction form
    143,740,201.60/215,610,302.40 = 102,925,532.80/x
  3. Step 3: Cross multiply
    143,740,201.60x = 215,610,302.40 × 102,925,532.80
  4. Step 4: Simplify right side
    143,740,201.60x = 22,191,805,251,689,120
  5. Step 5: Solve for x
    x = 22,191,805,251,689,120/143,740,201.60
  6. Step 6: Final answer
    x = 154,388,299.20

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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.