Home / 433,575,458.80-650,147,987.40-157,215,641.20

Finding the Fourth Proportional to 433,575,458.80, 650,147,987.40 and 157,215,641.20

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Solution

The fourth proportional to 433,575,458.80, 650,147,987.40 and 157,215,641.20 is: 235,745,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,575,458.80 : 650,147,987.40 = 157,215,641.20 : x
  2. Step 2: Convert to fraction form
    433,575,458.80/650,147,987.40 = 157,215,641.20/x
  3. Step 3: Cross multiply
    433,575,458.80x = 650,147,987.40 × 157,215,641.20
  4. Step 4: Simplify right side
    433,575,458.80x = 102,213,432,713,980,512
  5. Step 5: Solve for x
    x = 102,213,432,713,980,512/433,575,458.80
  6. Step 6: Final answer
    x = 235,745,429.40

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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.