Home / 69,577,953.20-104,366,929.80-65,609,860.40

Finding the Fourth Proportional to 69,577,953.20, 104,366,929.80 and 65,609,860.40

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Solution

The fourth proportional to 69,577,953.20, 104,366,929.80 and 65,609,860.40 is: 98,414,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,577,953.20 : 104,366,929.80 = 65,609,860.40 : x
  2. Step 2: Convert to fraction form
    69,577,953.20/104,366,929.80 = 65,609,860.40/x
  3. Step 3: Cross multiply
    69,577,953.20x = 104,366,929.80 × 65,609,860.40
  4. Step 4: Simplify right side
    69,577,953.20x = 6,847,499,694,554,600
  5. Step 5: Solve for x
    x = 6,847,499,694,554,600/69,577,953.20
  6. Step 6: Final answer
    x = 98,414,790.60

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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.