Home / 469,905,329.59-648,431,392.14-271,679,598.79

Finding the Fourth Proportional to 469,905,329.59, 648,431,392.14 and 271,679,598.79

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Solution

The fourth proportional to 469,905,329.59, 648,431,392.14 and 271,679,598.79 is: 374,895,897.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,905,329.59 : 648,431,392.14 = 271,679,598.79 : x
  2. Step 2: Convert to fraction form
    469,905,329.59/648,431,392.14 = 271,679,598.79/x
  3. Step 3: Cross multiply
    469,905,329.59x = 648,431,392.14 × 271,679,598.79
  4. Step 4: Simplify right side
    469,905,329.59x = 176,165,580,458,077,984
  5. Step 5: Solve for x
    x = 176,165,580,458,077,984/469,905,329.59
  6. Step 6: Final answer
    x = 374,895,897.89

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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.