Home / 208,632,034.76-287,942,148.18-125,003,468.04

Finding the Fourth Proportional to 208,632,034.76, 287,942,148.18 and 125,003,468.04

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Solution

The fourth proportional to 208,632,034.76, 287,942,148.18 and 125,003,468.04 is: 172,522,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,632,034.76 : 287,942,148.18 = 125,003,468.04 : x
  2. Step 2: Convert to fraction form
    208,632,034.76/287,942,148.18 = 125,003,468.04/x
  3. Step 3: Cross multiply
    208,632,034.76x = 287,942,148.18 × 125,003,468.04
  4. Step 4: Simplify right side
    208,632,034.76x = 35,993,767,117,387,576
  5. Step 5: Solve for x
    x = 35,993,767,117,387,576/208,632,034.76
  6. Step 6: Final answer
    x = 172,522,724.80

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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.