Home / 469,071,723.43-647,050,038.02-292,553,261.76

Finding the Fourth Proportional to 469,071,723.43, 647,050,038.02 and 292,553,261.76

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Solution

The fourth proportional to 469,071,723.43, 647,050,038.02 and 292,553,261.76 is: 403,555,767.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,071,723.43 : 647,050,038.02 = 292,553,261.76 : x
  2. Step 2: Convert to fraction form
    469,071,723.43/647,050,038.02 = 292,553,261.76/x
  3. Step 3: Cross multiply
    469,071,723.43x = 647,050,038.02 × 292,553,261.76
  4. Step 4: Simplify right side
    469,071,723.43x = 189,296,599,148,387,904
  5. Step 5: Solve for x
    x = 189,296,599,148,387,904/469,071,723.43
  6. Step 6: Final answer
    x = 403,555,767.04

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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.