Home / 177,827,415.90-266,890,423.05-80,932,235.10

Finding the Fourth Proportional to 177,827,415.90, 266,890,423.05 and 80,932,235.10

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Solution

The fourth proportional to 177,827,415.90, 266,890,423.05 and 80,932,235.10 is: 121,466,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,827,415.90 : 266,890,423.05 = 80,932,235.10 : x
  2. Step 2: Convert to fraction form
    177,827,415.90/266,890,423.05 = 80,932,235.10/x
  3. Step 3: Cross multiply
    177,827,415.90x = 266,890,423.05 × 80,932,235.10
  4. Step 4: Simplify right side
    177,827,415.90x = 21,600,038,464,221,060
  5. Step 5: Solve for x
    x = 21,600,038,464,221,060/177,827,415.90
  6. Step 6: Final answer
    x = 121,466,301.22

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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.