Home / 88,066,710.40-132,100,065.60-82,398,006.40

Finding the Fourth Proportional to 88,066,710.40, 132,100,065.60 and 82,398,006.40

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Solution

The fourth proportional to 88,066,710.40, 132,100,065.60 and 82,398,006.40 is: 123,597,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,066,710.40 : 132,100,065.60 = 82,398,006.40 : x
  2. Step 2: Convert to fraction form
    88,066,710.40/132,100,065.60 = 82,398,006.40/x
  3. Step 3: Cross multiply
    88,066,710.40x = 132,100,065.60 × 82,398,006.40
  4. Step 4: Simplify right side
    88,066,710.40x = 10,884,782,050,749,220
  5. Step 5: Solve for x
    x = 10,884,782,050,749,220/88,066,710.40
  6. Step 6: Final answer
    x = 123,597,009.60

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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.