Home / 433,584,010.80-650,160,815.40-157,224,193.20

Finding the Fourth Proportional to 433,584,010.80, 650,160,815.40 and 157,224,193.20

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Solution

The fourth proportional to 433,584,010.80, 650,160,815.40 and 157,224,193.20 is: 235,758,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,584,010.80 : 650,160,815.40 = 157,224,193.20 : x
  2. Step 2: Convert to fraction form
    433,584,010.80/650,160,815.40 = 157,224,193.20/x
  3. Step 3: Cross multiply
    433,584,010.80x = 650,160,815.40 × 157,224,193.20
  4. Step 4: Simplify right side
    433,584,010.80x = 102,221,009,651,519,120
  5. Step 5: Solve for x
    x = 102,221,009,651,519,120/433,584,010.80
  6. Step 6: Final answer
    x = 235,758,254.70

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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.