Home / 522,398,577.76-720,888,423.36-284,244,742.44

Finding the Fourth Proportional to 522,398,577.76, 720,888,423.36 and 284,244,742.44

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Solution

The fourth proportional to 522,398,577.76, 720,888,423.36 and 284,244,742.44 is: 392,245,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,398,577.76 : 720,888,423.36 = 284,244,742.44 : x
  2. Step 2: Convert to fraction form
    522,398,577.76/720,888,423.36 = 284,244,742.44/x
  3. Step 3: Cross multiply
    522,398,577.76x = 720,888,423.36 × 284,244,742.44
  4. Step 4: Simplify right side
    522,398,577.76x = 204,908,744,225,940,896
  5. Step 5: Solve for x
    x = 204,908,744,225,940,896/522,398,577.76
  6. Step 6: Final answer
    x = 392,245,984.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.