Home / 88,128,465.60-132,192,698.40-37,068,139.20

Finding the Fourth Proportional to 88,128,465.60, 132,192,698.40 and 37,068,139.20

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Solution

The fourth proportional to 88,128,465.60, 132,192,698.40 and 37,068,139.20 is: 55,602,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,128,465.60 : 132,192,698.40 = 37,068,139.20 : x
  2. Step 2: Convert to fraction form
    88,128,465.60/132,192,698.40 = 37,068,139.20/x
  3. Step 3: Cross multiply
    88,128,465.60x = 132,192,698.40 × 37,068,139.20
  4. Step 4: Simplify right side
    88,128,465.60x = 4,900,137,345,514,818
  5. Step 5: Solve for x
    x = 4,900,137,345,514,818/88,128,465.60
  6. Step 6: Final answer
    x = 55,602,208.80

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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.