Home / 200,295,024.66-275,764,728.15-156,185,421.66

Finding the Fourth Proportional to 200,295,024.66, 275,764,728.15 and 156,185,421.66

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Solution

The fourth proportional to 200,295,024.66, 275,764,728.15 and 156,185,421.66 is: 215,034,948.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,295,024.66 : 275,764,728.15 = 156,185,421.66 : x
  2. Step 2: Convert to fraction form
    200,295,024.66/275,764,728.15 = 156,185,421.66/x
  3. Step 3: Cross multiply
    200,295,024.66x = 275,764,728.15 × 156,185,421.66
  4. Step 4: Simplify right side
    200,295,024.66x = 43,070,430,345,063,016
  5. Step 5: Solve for x
    x = 43,070,430,345,063,016/200,295,024.66
  6. Step 6: Final answer
    x = 215,034,948.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.