Home / 82,448,812.20-123,673,218.30-28,596,124.20

Finding the Fourth Proportional to 82,448,812.20, 123,673,218.30 and 28,596,124.20

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Solution

The fourth proportional to 82,448,812.20, 123,673,218.30 and 28,596,124.20 is: 42,894,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,448,812.20 : 123,673,218.30 = 28,596,124.20 : x
  2. Step 2: Convert to fraction form
    82,448,812.20/123,673,218.30 = 28,596,124.20/x
  3. Step 3: Cross multiply
    82,448,812.20x = 123,673,218.30 × 28,596,124.20
  4. Step 4: Simplify right side
    82,448,812.20x = 3,536,574,710,720,512.50
  5. Step 5: Solve for x
    x = 3,536,574,710,720,512.50/82,448,812.20
  6. Step 6: Final answer
    x = 42,894,186.30

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Double scale
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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.