Home / 88,323,785.80-132,485,678.70-64,137,315.40

Finding the Fourth Proportional to 88,323,785.80, 132,485,678.70 and 64,137,315.40

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Solution

The fourth proportional to 88,323,785.80, 132,485,678.70 and 64,137,315.40 is: 96,205,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,323,785.80 : 132,485,678.70 = 64,137,315.40 : x
  2. Step 2: Convert to fraction form
    88,323,785.80/132,485,678.70 = 64,137,315.40/x
  3. Step 3: Cross multiply
    88,323,785.80x = 132,485,678.70 × 64,137,315.40
  4. Step 4: Simplify right side
    88,323,785.80x = 8,497,275,760,764,962
  5. Step 5: Solve for x
    x = 8,497,275,760,764,962/88,323,785.80
  6. Step 6: Final answer
    x = 96,205,973.10

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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.