Home / 849,351,267.15-1,274,072,301.47-267,130,913.75

Finding the Fourth Proportional to 849,351,267.15, 1,274,072,301.47 and 267,130,913.75

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Solution

The fourth proportional to 849,351,267.15, 1,274,072,301.47 and 267,130,913.75 is: 400,710,649.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,351,267.15 : 1,274,072,301.47 = 267,130,913.75 : x
  2. Step 2: Convert to fraction form
    849,351,267.15/1,274,072,301.47 = 267,130,913.75/x
  3. Step 3: Cross multiply
    849,351,267.15x = 1,274,072,301.47 × 267,130,913.75
  4. Step 4: Simplify right side
    849,351,267.15x = 340,344,098,067,540,544
  5. Step 5: Solve for x
    x = 340,344,098,067,540,544/849,351,267.15
  6. Step 6: Final answer
    x = 400,710,649.68

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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.