Home / 144,576,000.80-216,864,001.20-124,420,608.80

Finding the Fourth Proportional to 144,576,000.80, 216,864,001.20 and 124,420,608.80

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Solution

The fourth proportional to 144,576,000.80, 216,864,001.20 and 124,420,608.80 is: 186,630,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,576,000.80 : 216,864,001.20 = 124,420,608.80 : x
  2. Step 2: Convert to fraction form
    144,576,000.80/216,864,001.20 = 124,420,608.80/x
  3. Step 3: Cross multiply
    144,576,000.80x = 216,864,001.20 × 124,420,608.80
  4. Step 4: Simplify right side
    144,576,000.80x = 26,982,351,056,107,928
  5. Step 5: Solve for x
    x = 26,982,351,056,107,928/144,576,000.80
  6. Step 6: Final answer
    x = 186,630,913.20

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1.5x scale

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.