Home / 82,944,006.60-124,416,009.90-74,210,003.40

Finding the Fourth Proportional to 82,944,006.60, 124,416,009.90 and 74,210,003.40

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Solution

The fourth proportional to 82,944,006.60, 124,416,009.90 and 74,210,003.40 is: 111,315,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,006.60 : 124,416,009.90 = 74,210,003.40 : x
  2. Step 2: Convert to fraction form
    82,944,006.60/124,416,009.90 = 74,210,003.40/x
  3. Step 3: Cross multiply
    82,944,006.60x = 124,416,009.90 × 74,210,003.40
  4. Step 4: Simplify right side
    82,944,006.60x = 9,232,912,517,693,434
  5. Step 5: Solve for x
    x = 9,232,912,517,693,434/82,944,006.60
  6. Step 6: Final answer
    x = 111,315,005.10

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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.