Home / 522,252,320.10-720,714,182.94-299,229,532.62

Finding the Fourth Proportional to 522,252,320.10, 720,714,182.94 and 299,229,532.62

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Solution

The fourth proportional to 522,252,320.10, 720,714,182.94 and 299,229,532.62 is: 412,940,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,252,320.10 : 720,714,182.94 = 299,229,532.62 : x
  2. Step 2: Convert to fraction form
    522,252,320.10/720,714,182.94 = 299,229,532.62/x
  3. Step 3: Cross multiply
    522,252,320.10x = 720,714,182.94 × 299,229,532.62
  4. Step 4: Simplify right side
    522,252,320.10x = 215,658,968,113,741,408
  5. Step 5: Solve for x
    x = 215,658,968,113,741,408/522,252,320.10
  6. Step 6: Final answer
    x = 412,940,182.00

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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.