Home / 747,012,322.83-1,120,906,280.48-304,679,519.49

Finding the Fourth Proportional to 747,012,322.83, 1,120,906,280.48 and 304,679,519.49

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Solution

The fourth proportional to 747,012,322.83, 1,120,906,280.48 and 304,679,519.49 is: 457,177,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,012,322.83 : 1,120,906,280.48 = 304,679,519.49 : x
  2. Step 2: Convert to fraction form
    747,012,322.83/1,120,906,280.48 = 304,679,519.49/x
  3. Step 3: Cross multiply
    747,012,322.83x = 1,120,906,280.48 × 304,679,519.49
  4. Step 4: Simplify right side
    747,012,322.83x = 341,517,186,928,446,144
  5. Step 5: Solve for x
    x = 341,517,186,928,446,144/747,012,322.83
  6. Step 6: Final answer
    x = 457,177,447.40

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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.