Home / 442,578,985.00-611,034,635.13-281,733,723.26

Finding the Fourth Proportional to 442,578,985.00, 611,034,635.13 and 281,733,723.26

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Solution

The fourth proportional to 442,578,985.00, 611,034,635.13 and 281,733,723.26 is: 388,968,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,578,985.00 : 611,034,635.13 = 281,733,723.26 : x
  2. Step 2: Convert to fraction form
    442,578,985.00/611,034,635.13 = 281,733,723.26/x
  3. Step 3: Cross multiply
    442,578,985.00x = 611,034,635.13 × 281,733,723.26
  4. Step 4: Simplify right side
    442,578,985.00x = 172,149,062,792,935,328
  5. Step 5: Solve for x
    x = 172,149,062,792,935,328/442,578,985.00
  6. Step 6: Final answer
    x = 388,968,000.35

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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.