Home / 488,534,466.60-732,801,699.90-165,418,338.60

Finding the Fourth Proportional to 488,534,466.60, 732,801,699.90 and 165,418,338.60

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Solution

The fourth proportional to 488,534,466.60, 732,801,699.90 and 165,418,338.60 is: 248,127,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,534,466.60 : 732,801,699.90 = 165,418,338.60 : x
  2. Step 2: Convert to fraction form
    488,534,466.60/732,801,699.90 = 165,418,338.60/x
  3. Step 3: Cross multiply
    488,534,466.60x = 732,801,699.90 × 165,418,338.60
  4. Step 4: Simplify right side
    488,534,466.60x = 121,218,839,720,713,776
  5. Step 5: Solve for x
    x = 121,218,839,720,713,776/488,534,466.60
  6. Step 6: Final answer
    x = 248,127,507.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.