Home / 384,414,543.30-576,684,645.03-125,554,613.70

Finding the Fourth Proportional to 384,414,543.30, 576,684,645.03 and 125,554,613.70

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Solution

The fourth proportional to 384,414,543.30, 576,684,645.03 and 125,554,613.70 is: 188,352,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,414,543.30 : 576,684,645.03 = 125,554,613.70 : x
  2. Step 2: Convert to fraction form
    384,414,543.30/576,684,645.03 = 125,554,613.70/x
  3. Step 3: Cross multiply
    384,414,543.30x = 576,684,645.03 × 125,554,613.70
  4. Step 4: Simplify right side
    384,414,543.30x = 72,405,417,833,463,280
  5. Step 5: Solve for x
    x = 72,405,417,833,463,280/384,414,543.30
  6. Step 6: Final answer
    x = 188,352,441.64

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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.