Home / 88,579,814.40-132,869,721.60-47,765,145.60

Finding the Fourth Proportional to 88,579,814.40, 132,869,721.60 and 47,765,145.60

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Solution

The fourth proportional to 88,579,814.40, 132,869,721.60 and 47,765,145.60 is: 71,647,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579,814.40 : 132,869,721.60 = 47,765,145.60 : x
  2. Step 2: Convert to fraction form
    88,579,814.40/132,869,721.60 = 47,765,145.60/x
  3. Step 3: Cross multiply
    88,579,814.40x = 132,869,721.60 × 47,765,145.60
  4. Step 4: Simplify right side
    88,579,814.40x = 6,346,541,598,055,465
  5. Step 5: Solve for x
    x = 6,346,541,598,055,465/88,579,814.40
  6. Step 6: Final answer
    x = 71,647,718.40

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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.