Home / 82,944,069.60-124,416,104.40-77,635,653.60

Finding the Fourth Proportional to 82,944,069.60, 124,416,104.40 and 77,635,653.60

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Solution

The fourth proportional to 82,944,069.60, 124,416,104.40 and 77,635,653.60 is: 116,453,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,069.60 : 124,416,104.40 = 77,635,653.60 : x
  2. Step 2: Convert to fraction form
    82,944,069.60/124,416,104.40 = 77,635,653.60/x
  3. Step 3: Cross multiply
    82,944,069.60x = 124,416,104.40 × 77,635,653.60
  4. Step 4: Simplify right side
    82,944,069.60x = 9,659,125,583,459,836
  5. Step 5: Solve for x
    x = 9,659,125,583,459,836/82,944,069.60
  6. Step 6: Final answer
    x = 116,453,480.40

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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.