Home / 913,975,171.60-1,370,005,904.29-382,491,106.42

Finding the Fourth Proportional to 913,975,171.60, 1,370,005,904.29 and 382,491,106.42

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Solution

The fourth proportional to 913,975,171.60, 1,370,005,904.29 and 382,491,106.42 is: 573,336,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,975,171.60 : 1,370,005,904.29 = 382,491,106.42 : x
  2. Step 2: Convert to fraction form
    913,975,171.60/1,370,005,904.29 = 382,491,106.42/x
  3. Step 3: Cross multiply
    913,975,171.60x = 1,370,005,904.29 × 382,491,106.42
  4. Step 4: Simplify right side
    913,975,171.60x = 524,015,074,132,858,496
  5. Step 5: Solve for x
    x = 524,015,074,132,858,496/913,975,171.60
  6. Step 6: Final answer
    x = 573,336,224.46

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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.