Home / 180,548,778.28-249,153,755.34-106,217,372.20

Finding the Fourth Proportional to 180,548,778.28, 249,153,755.34 and 106,217,372.20

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Solution

The fourth proportional to 180,548,778.28, 249,153,755.34 and 106,217,372.20 is: 146,577,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,548,778.28 : 249,153,755.34 = 106,217,372.20 : x
  2. Step 2: Convert to fraction form
    180,548,778.28/249,153,755.34 = 106,217,372.20/x
  3. Step 3: Cross multiply
    180,548,778.28x = 249,153,755.34 × 106,217,372.20
  4. Step 4: Simplify right side
    180,548,778.28x = 26,464,457,165,976,520
  5. Step 5: Solve for x
    x = 26,464,457,165,976,520/180,548,778.28
  6. Step 6: Final answer
    x = 146,577,880.05

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1.5x scale

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.