Home / 130,435,355.60-195,628,150.20-39,561,909.20

Finding the Fourth Proportional to 130,435,355.60, 195,628,150.20 and 39,561,909.20

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Solution

The fourth proportional to 130,435,355.60, 195,628,150.20 and 39,561,909.20 is: 59,335,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,435,355.60 : 195,628,150.20 = 39,561,909.20 : x
  2. Step 2: Convert to fraction form
    130,435,355.60/195,628,150.20 = 39,561,909.20/x
  3. Step 3: Cross multiply
    130,435,355.60x = 195,628,150.20 × 39,561,909.20
  4. Step 4: Simplify right side
    130,435,355.60x = 7,739,423,115,176,362
  5. Step 5: Solve for x
    x = 7,739,423,115,176,362/130,435,355.60
  6. Step 6: Final answer
    x = 59,335,316.56

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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.