Home / 157,464,019.20-236,196,028.80-88,589,265.60

Finding the Fourth Proportional to 157,464,019.20, 236,196,028.80 and 88,589,265.60

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Solution

The fourth proportional to 157,464,019.20, 236,196,028.80 and 88,589,265.60 is: 132,883,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,019.20 : 236,196,028.80 = 88,589,265.60 : x
  2. Step 2: Convert to fraction form
    157,464,019.20/236,196,028.80 = 88,589,265.60/x
  3. Step 3: Cross multiply
    157,464,019.20x = 236,196,028.80 × 88,589,265.60
  4. Step 4: Simplify right side
    157,464,019.20x = 20,924,432,729,028,448
  5. Step 5: Solve for x
    x = 20,924,432,729,028,448/157,464,019.20
  6. Step 6: Final answer
    x = 132,883,898.40

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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.