Home / 288,884,280.04-398,660,262.50-165,127,614.44

Finding the Fourth Proportional to 288,884,280.04, 398,660,262.50 and 165,127,614.44

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Solution

The fourth proportional to 288,884,280.04, 398,660,262.50 and 165,127,614.44 is: 227,876,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,884,280.04 : 398,660,262.50 = 165,127,614.44 : x
  2. Step 2: Convert to fraction form
    288,884,280.04/398,660,262.50 = 165,127,614.44/x
  3. Step 3: Cross multiply
    288,884,280.04x = 398,660,262.50 × 165,127,614.44
  4. Step 4: Simplify right side
    288,884,280.04x = 65,829,818,118,649,192
  5. Step 5: Solve for x
    x = 65,829,818,118,649,192/288,884,280.04
  6. Step 6: Final answer
    x = 227,876,082.80

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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.