Home / 469,952,827.95-648,552,404.96-281,811,752.98

Finding the Fourth Proportional to 469,952,827.95, 648,552,404.96 and 281,811,752.98

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Solution

The fourth proportional to 469,952,827.95, 648,552,404.96 and 281,811,752.98 is: 388,910,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,952,827.95 : 648,552,404.96 = 281,811,752.98 : x
  2. Step 2: Convert to fraction form
    469,952,827.95/648,552,404.96 = 281,811,752.98/x
  3. Step 3: Cross multiply
    469,952,827.95x = 648,552,404.96 × 281,811,752.98
  4. Step 4: Simplify right side
    469,952,827.95x = 182,769,690,140,785,408
  5. Step 5: Solve for x
    x = 182,769,690,140,785,408/469,952,827.95
  6. Step 6: Final answer
    x = 388,910,714.59

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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.