Home / 519,228,331.60-778,842,497.40-150,762,571.60

Finding the Fourth Proportional to 519,228,331.60, 778,842,497.40 and 150,762,571.60

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Solution

The fourth proportional to 519,228,331.60, 778,842,497.40 and 150,762,571.60 is: 226,143,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,228,331.60 : 778,842,497.40 = 150,762,571.60 : x
  2. Step 2: Convert to fraction form
    519,228,331.60/778,842,497.40 = 150,762,571.60/x
  3. Step 3: Cross multiply
    519,228,331.60x = 778,842,497.40 × 150,762,571.60
  4. Step 4: Simplify right side
    519,228,331.60x = 117,420,297,779,390,304
  5. Step 5: Solve for x
    x = 117,420,297,779,390,304/519,228,331.60
  6. Step 6: Final answer
    x = 226,143,857.40

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Similar ratio
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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.