Home / 118,325,132.60-177,487,698.90-80,104,537.40

Finding the Fourth Proportional to 118,325,132.60, 177,487,698.90 and 80,104,537.40

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Solution

The fourth proportional to 118,325,132.60, 177,487,698.90 and 80,104,537.40 is: 120,156,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,325,132.60 : 177,487,698.90 = 80,104,537.40 : x
  2. Step 2: Convert to fraction form
    118,325,132.60/177,487,698.90 = 80,104,537.40/x
  3. Step 3: Cross multiply
    118,325,132.60x = 177,487,698.90 × 80,104,537.40
  4. Step 4: Simplify right side
    118,325,132.60x = 14,217,570,014,574,990
  5. Step 5: Solve for x
    x = 14,217,570,014,574,990/118,325,132.60
  6. Step 6: Final answer
    x = 120,156,806.10

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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.