Home / 257,472,001.40-386,208,002.10-95,892,942.20

Finding the Fourth Proportional to 257,472,001.40, 386,208,002.10 and 95,892,942.20

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Solution

The fourth proportional to 257,472,001.40, 386,208,002.10 and 95,892,942.20 is: 143,839,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,472,001.40 : 386,208,002.10 = 95,892,942.20 : x
  2. Step 2: Convert to fraction form
    257,472,001.40/386,208,002.10 = 95,892,942.20/x
  3. Step 3: Cross multiply
    257,472,001.40x = 386,208,002.10 × 95,892,942.20
  4. Step 4: Simplify right side
    257,472,001.40x = 37,034,621,622,552,784
  5. Step 5: Solve for x
    x = 37,034,621,622,552,784/257,472,001.40
  6. Step 6: Final answer
    x = 143,839,413.30

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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.