Home / 571,441,422.38-857,070,308.67-156,821,389.34

Finding the Fourth Proportional to 571,441,422.38, 857,070,308.67 and 156,821,389.34

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Solution

The fourth proportional to 571,441,422.38, 857,070,308.67 and 156,821,389.34 is: 235,206,884.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,441,422.38 : 857,070,308.67 = 156,821,389.34 : x
  2. Step 2: Convert to fraction form
    571,441,422.38/857,070,308.67 = 156,821,389.34/x
  3. Step 3: Cross multiply
    571,441,422.38x = 857,070,308.67 × 156,821,389.34
  4. Step 4: Simplify right side
    571,441,422.38x = 134,406,956,567,692,048
  5. Step 5: Solve for x
    x = 134,406,956,567,692,048/571,441,422.38
  6. Step 6: Final answer
    x = 235,206,884.39

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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.