Home / 157,280,412.80-235,920,619.20-88,405,659.20

Finding the Fourth Proportional to 157,280,412.80, 235,920,619.20 and 88,405,659.20

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Solution

The fourth proportional to 157,280,412.80, 235,920,619.20 and 88,405,659.20 is: 132,608,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,280,412.80 : 235,920,619.20 = 88,405,659.20 : x
  2. Step 2: Convert to fraction form
    157,280,412.80/235,920,619.20 = 88,405,659.20/x
  3. Step 3: Cross multiply
    157,280,412.80x = 235,920,619.20 × 88,405,659.20
  4. Step 4: Simplify right side
    157,280,412.80x = 20,856,717,859,248,176
  5. Step 5: Solve for x
    x = 20,856,717,859,248,176/157,280,412.80
  6. Step 6: Final answer
    x = 132,608,488.80

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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.