Home / 130,024,233.60-195,036,350.40-115,915,459.20

Finding the Fourth Proportional to 130,024,233.60, 195,036,350.40 and 115,915,459.20

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Solution

The fourth proportional to 130,024,233.60, 195,036,350.40 and 115,915,459.20 is: 173,873,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,024,233.60 : 195,036,350.40 = 115,915,459.20 : x
  2. Step 2: Convert to fraction form
    130,024,233.60/195,036,350.40 = 115,915,459.20/x
  3. Step 3: Cross multiply
    130,024,233.60x = 195,036,350.40 × 115,915,459.20
  4. Step 4: Simplify right side
    130,024,233.60x = 22,607,728,117,308,104
  5. Step 5: Solve for x
    x = 22,607,728,117,308,104/130,024,233.60
  6. Step 6: Final answer
    x = 173,873,188.80

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1.5x scale

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.