Home / 118,465,312.20-177,697,968.30-98,309,920.20

Finding the Fourth Proportional to 118,465,312.20, 177,697,968.30 and 98,309,920.20

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Solution

The fourth proportional to 118,465,312.20, 177,697,968.30 and 98,309,920.20 is: 147,464,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,465,312.20 : 177,697,968.30 = 98,309,920.20 : x
  2. Step 2: Convert to fraction form
    118,465,312.20/177,697,968.30 = 98,309,920.20/x
  3. Step 3: Cross multiply
    118,465,312.20x = 177,697,968.30 × 98,309,920.20
  4. Step 4: Simplify right side
    118,465,312.20x = 17,469,473,083,275,132
  5. Step 5: Solve for x
    x = 17,469,473,083,275,132/118,465,312.20
  6. Step 6: Final answer
    x = 147,464,880.30

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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.