Home / 104,336,643.60-156,504,965.40-61,254,493.20

Finding the Fourth Proportional to 104,336,643.60, 156,504,965.40 and 61,254,493.20

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Solution

The fourth proportional to 104,336,643.60, 156,504,965.40 and 61,254,493.20 is: 91,881,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,336,643.60 : 156,504,965.40 = 61,254,493.20 : x
  2. Step 2: Convert to fraction form
    104,336,643.60/156,504,965.40 = 61,254,493.20/x
  3. Step 3: Cross multiply
    104,336,643.60x = 156,504,965.40 × 61,254,493.20
  4. Step 4: Simplify right side
    104,336,643.60x = 9,586,632,338,860,536
  5. Step 5: Solve for x
    x = 9,586,632,338,860,536/104,336,643.60
  6. Step 6: Final answer
    x = 91,881,739.80

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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.