Home / 524,369,746,737.20-723,622,549,363.90-292,886,644,192.72

Finding the Fourth Proportional to 524,369,746,737.20, 723,622,549,363.90 and 292,886,644,192.72

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Solution

The fourth proportional to 524,369,746,737.20, 723,622,549,363.90 and 292,886,644,192.72 is: 404,179,267,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,369,746,737.20 : 723,622,549,363.90 = 292,886,644,192.72 : x
  2. Step 2: Convert to fraction form
    524,369,746,737.20/723,622,549,363.90 = 292,886,644,192.72/x
  3. Step 3: Cross multiply
    524,369,746,737.20x = 723,622,549,363.90 × 292,886,644,192.72
  4. Step 4: Simplify right side
    524,369,746,737.20x = 211,939,380,145,373,531,078,656
  5. Step 5: Solve for x
    x = 211,939,380,145,373,531,078,656/524,369,746,737.20
  6. Step 6: Final answer
    x = 404,179,267,519.02

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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.