Home / 180,575,616.40-249,195,815.04-98,069,991.64

Finding the Fourth Proportional to 180,575,616.40, 249,195,815.04 and 98,069,991.64

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Solution

The fourth proportional to 180,575,616.40, 249,195,815.04 and 98,069,991.64 is: 135,337,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,575,616.40 : 249,195,815.04 = 98,069,991.64 : x
  2. Step 2: Convert to fraction form
    180,575,616.40/249,195,815.04 = 98,069,991.64/x
  3. Step 3: Cross multiply
    180,575,616.40x = 249,195,815.04 × 98,069,991.64
  4. Step 4: Simplify right side
    180,575,616.40x = 24,438,631,497,440,560
  5. Step 5: Solve for x
    x = 24,438,631,497,440,560/180,575,616.40
  6. Step 6: Final answer
    x = 135,337,383.78

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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.