Home / 443,128,681.14-664,098,824.61-344,879,018.34

Finding the Fourth Proportional to 443,128,681.14, 664,098,824.61 and 344,879,018.34

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Solution

The fourth proportional to 443,128,681.14, 664,098,824.61 and 344,879,018.34 is: 516,856,074.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,128,681.14 : 664,098,824.61 = 344,879,018.34 : x
  2. Step 2: Convert to fraction form
    443,128,681.14/664,098,824.61 = 344,879,018.34/x
  3. Step 3: Cross multiply
    443,128,681.14x = 664,098,824.61 × 344,879,018.34
  4. Step 4: Simplify right side
    443,128,681.14x = 229,033,750,712,244,608
  5. Step 5: Solve for x
    x = 229,033,750,712,244,608/443,128,681.14
  6. Step 6: Final answer
    x = 516,856,074.68

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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.