Home / 260,828,200.20-391,242,300.30-158,791,528.20

Finding the Fourth Proportional to 260,828,200.20, 391,242,300.30 and 158,791,528.20

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Solution

The fourth proportional to 260,828,200.20, 391,242,300.30 and 158,791,528.20 is: 238,187,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,828,200.20 : 391,242,300.30 = 158,791,528.20 : x
  2. Step 2: Convert to fraction form
    260,828,200.20/391,242,300.30 = 158,791,528.20/x
  3. Step 3: Cross multiply
    260,828,200.20x = 391,242,300.30 × 158,791,528.20
  4. Step 4: Simplify right side
    260,828,200.20x = 62,125,962,761,120,312
  5. Step 5: Solve for x
    x = 62,125,962,761,120,312/260,828,200.20
  6. Step 6: Final answer
    x = 238,187,292.30

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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.