Home / 147,608,081.60-221,412,122.40-39,902,705.60

Finding the Fourth Proportional to 147,608,081.60, 221,412,122.40 and 39,902,705.60

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Solution

The fourth proportional to 147,608,081.60, 221,412,122.40 and 39,902,705.60 is: 59,854,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,608,081.60 : 221,412,122.40 = 39,902,705.60 : x
  2. Step 2: Convert to fraction form
    147,608,081.60/221,412,122.40 = 39,902,705.60/x
  3. Step 3: Cross multiply
    147,608,081.60x = 221,412,122.40 × 39,902,705.60
  4. Step 4: Simplify right side
    147,608,081.60x = 8,834,942,736,398,366
  5. Step 5: Solve for x
    x = 8,834,942,736,398,366/147,608,081.60
  6. Step 6: Final answer
    x = 59,854,058.40

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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.