Home / 543,749,585,701.80-750,375,172,436.21-296,552,461,964.38

Finding the Fourth Proportional to 543,749,585,701.80, 750,375,172,436.21 and 296,552,461,964.38

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Solution

The fourth proportional to 543,749,585,701.80, 750,375,172,436.21 and 296,552,461,964.38 is: 409,242,803,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,749,585,701.80 : 750,375,172,436.21 = 296,552,461,964.38 : x
  2. Step 2: Convert to fraction form
    543,749,585,701.80/750,375,172,436.21 = 296,552,461,964.38/x
  3. Step 3: Cross multiply
    543,749,585,701.80x = 750,375,172,436.21 × 296,552,461,964.38
  4. Step 4: Simplify right side
    543,749,585,701.80x = 222,525,604,782,904,235,261,952
  5. Step 5: Solve for x
    x = 222,525,604,782,904,235,261,952/543,749,585,701.80
  6. Step 6: Final answer
    x = 409,242,803,368.20

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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.