Home / 82,944,386.40-124,416,579.60-56,966,325.60

Finding the Fourth Proportional to 82,944,386.40, 124,416,579.60 and 56,966,325.60

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Solution

The fourth proportional to 82,944,386.40, 124,416,579.60 and 56,966,325.60 is: 85,449,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,386.40 : 124,416,579.60 = 56,966,325.60 : x
  2. Step 2: Convert to fraction form
    82,944,386.40/124,416,579.60 = 56,966,325.60/x
  3. Step 3: Cross multiply
    82,944,386.40x = 124,416,579.60 × 56,966,325.60
  4. Step 4: Simplify right side
    82,944,386.40x = 7,087,555,383,531,918
  5. Step 5: Solve for x
    x = 7,087,555,383,531,918/82,944,386.40
  6. Step 6: Final answer
    x = 85,449,488.40

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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.