Home / 469,905,330.59-648,431,393.51-271,679,599.79

Finding the Fourth Proportional to 469,905,330.59, 648,431,393.51 and 271,679,599.79

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Solution

The fourth proportional to 469,905,330.59, 648,431,393.51 and 271,679,599.79 is: 374,895,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,905,330.59 : 648,431,393.51 = 271,679,599.79 : x
  2. Step 2: Convert to fraction form
    469,905,330.59/648,431,393.51 = 271,679,599.79/x
  3. Step 3: Cross multiply
    469,905,330.59x = 648,431,393.51 × 271,679,599.79
  4. Step 4: Simplify right side
    469,905,330.59x = 176,165,581,480,068,800
  5. Step 5: Solve for x
    x = 176,165,581,480,068,800/469,905,330.59
  6. Step 6: Final answer
    x = 374,895,899.26

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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.