Home / 359,258,959.97-538,884,847.41-113,615,636.64

Finding the Fourth Proportional to 359,258,959.97, 538,884,847.41 and 113,615,636.64

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Solution

The fourth proportional to 359,258,959.97, 538,884,847.41 and 113,615,636.64 is: 170,422,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,258,959.97 : 538,884,847.41 = 113,615,636.64 : x
  2. Step 2: Convert to fraction form
    359,258,959.97/538,884,847.41 = 113,615,636.64/x
  3. Step 3: Cross multiply
    359,258,959.97x = 538,884,847.41 × 113,615,636.64
  4. Step 4: Simplify right side
    359,258,959.97x = 61,225,745,014,136,400
  5. Step 5: Solve for x
    x = 61,225,745,014,136,400/359,258,959.97
  6. Step 6: Final answer
    x = 170,422,318.82

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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.