Home / 999,202,884.66-1,379,044,285.92-575,735,472.72

Finding the Fourth Proportional to 999,202,884.66, 1,379,044,285.92 and 575,735,472.72

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Solution

The fourth proportional to 999,202,884.66, 1,379,044,285.92 and 575,735,472.72 is: 794,598,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,202,884.66 : 1,379,044,285.92 = 575,735,472.72 : x
  2. Step 2: Convert to fraction form
    999,202,884.66/1,379,044,285.92 = 575,735,472.72/x
  3. Step 3: Cross multiply
    999,202,884.66x = 1,379,044,285.92 × 575,735,472.72
  4. Step 4: Simplify right side
    999,202,884.66x = 793,964,713,855,966,080
  5. Step 5: Solve for x
    x = 793,964,713,855,966,080/999,202,884.66
  6. Step 6: Final answer
    x = 794,598,100.19

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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.