Home / 103,284,878.70-142,522,296.46-58,616,626.30

Finding the Fourth Proportional to 103,284,878.70, 142,522,296.46 and 58,616,626.30

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Solution

The fourth proportional to 103,284,878.70, 142,522,296.46 and 58,616,626.30 is: 80,884,794.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,284,878.70 : 142,522,296.46 = 58,616,626.30 : x
  2. Step 2: Convert to fraction form
    103,284,878.70/142,522,296.46 = 58,616,626.30/x
  3. Step 3: Cross multiply
    103,284,878.70x = 142,522,296.46 × 58,616,626.30
  4. Step 4: Simplify right side
    103,284,878.70x = 8,354,176,191,013,633
  5. Step 5: Solve for x
    x = 8,354,176,191,013,633/103,284,878.70
  6. Step 6: Final answer
    x = 80,884,794.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.