Home / 156,322,290.80-234,441,445.80-65,427,071.60

Finding the Fourth Proportional to 156,322,290.80, 234,441,445.80 and 65,427,071.60

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Solution

The fourth proportional to 156,322,290.80, 234,441,445.80 and 65,427,071.60 is: 98,123,032.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,322,290.80 : 234,441,445.80 = 65,427,071.60 : x
  2. Step 2: Convert to fraction form
    156,322,290.80/234,441,445.80 = 65,427,071.60/x
  3. Step 3: Cross multiply
    156,322,290.80x = 234,441,445.80 × 65,427,071.60
  4. Step 4: Simplify right side
    156,322,290.80x = 15,338,817,260,364,120
  5. Step 5: Solve for x
    x = 15,338,817,260,364,120/156,322,290.80
  6. Step 6: Final answer
    x = 98,123,032.75

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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.