Home / 165,199,125.60-247,798,688.40-158,928,559.20

Finding the Fourth Proportional to 165,199,125.60, 247,798,688.40 and 158,928,559.20

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Solution

The fourth proportional to 165,199,125.60, 247,798,688.40 and 158,928,559.20 is: 238,392,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,199,125.60 : 247,798,688.40 = 158,928,559.20 : x
  2. Step 2: Convert to fraction form
    165,199,125.60/247,798,688.40 = 158,928,559.20/x
  3. Step 3: Cross multiply
    165,199,125.60x = 247,798,688.40 × 158,928,559.20
  4. Step 4: Simplify right side
    165,199,125.60x = 39,382,288,519,061,752
  5. Step 5: Solve for x
    x = 39,382,288,519,061,752/165,199,125.60
  6. Step 6: Final answer
    x = 238,392,838.80

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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.