Home / 727,675,536.30-1,091,560,543.65-383,301,768.30

Finding the Fourth Proportional to 727,675,536.30, 1,091,560,543.65 and 383,301,768.30

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Solution

The fourth proportional to 727,675,536.30, 1,091,560,543.65 and 383,301,768.30 is: 574,977,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,675,536.30 : 1,091,560,543.65 = 383,301,768.30 : x
  2. Step 2: Convert to fraction form
    727,675,536.30/1,091,560,543.65 = 383,301,768.30/x
  3. Step 3: Cross multiply
    727,675,536.30x = 1,091,560,543.65 × 383,301,768.30
  4. Step 4: Simplify right side
    727,675,536.30x = 418,397,086,587,554,368
  5. Step 5: Solve for x
    x = 418,397,086,587,554,368/727,675,536.30
  6. Step 6: Final answer
    x = 574,977,535.61

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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.