Home / 144,878,542.60-217,317,813.90-98,962,040.20

Finding the Fourth Proportional to 144,878,542.60, 217,317,813.90 and 98,962,040.20

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Solution

The fourth proportional to 144,878,542.60, 217,317,813.90 and 98,962,040.20 is: 148,443,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,878,542.60 : 217,317,813.90 = 98,962,040.20 : x
  2. Step 2: Convert to fraction form
    144,878,542.60/217,317,813.90 = 98,962,040.20/x
  3. Step 3: Cross multiply
    144,878,542.60x = 217,317,813.90 × 98,962,040.20
  4. Step 4: Simplify right side
    144,878,542.60x = 21,506,214,235,347,920
  5. Step 5: Solve for x
    x = 21,506,214,235,347,920/144,878,542.60
  6. Step 6: Final answer
    x = 148,443,060.30

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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.