Home / 913,975,171.73-1,370,005,904.48-382,491,106.55

Finding the Fourth Proportional to 913,975,171.73, 1,370,005,904.48 and 382,491,106.55

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Solution

The fourth proportional to 913,975,171.73, 1,370,005,904.48 and 382,491,106.55 is: 573,336,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,975,171.73 : 1,370,005,904.48 = 382,491,106.55 : x
  2. Step 2: Convert to fraction form
    913,975,171.73/1,370,005,904.48 = 382,491,106.55/x
  3. Step 3: Cross multiply
    913,975,171.73x = 1,370,005,904.48 × 382,491,106.55
  4. Step 4: Simplify right side
    913,975,171.73x = 524,015,074,375,826,304
  5. Step 5: Solve for x
    x = 524,015,074,375,826,304/913,975,171.73
  6. Step 6: Final answer
    x = 573,336,224.64

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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.