Home / 147,607,564.60-221,411,346.90-39,902,188.60

Finding the Fourth Proportional to 147,607,564.60, 221,411,346.90 and 39,902,188.60

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Solution

The fourth proportional to 147,607,564.60, 221,411,346.90 and 39,902,188.60 is: 59,853,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,607,564.60 : 221,411,346.90 = 39,902,188.60 : x
  2. Step 2: Convert to fraction form
    147,607,564.60/221,411,346.90 = 39,902,188.60/x
  3. Step 3: Cross multiply
    147,607,564.60x = 221,411,346.90 × 39,902,188.60
  4. Step 4: Simplify right side
    147,607,564.60x = 8,834,797,322,183,826
  5. Step 5: Solve for x
    x = 8,834,797,322,183,826/147,607,564.60
  6. Step 6: Final answer
    x = 59,853,282.90

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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.