Home / 168,492,730.20-252,739,095.30-149,360,854.20

Finding the Fourth Proportional to 168,492,730.20, 252,739,095.30 and 149,360,854.20

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Solution

The fourth proportional to 168,492,730.20, 252,739,095.30 and 149,360,854.20 is: 224,041,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,492,730.20 : 252,739,095.30 = 149,360,854.20 : x
  2. Step 2: Convert to fraction form
    168,492,730.20/252,739,095.30 = 149,360,854.20/x
  3. Step 3: Cross multiply
    168,492,730.20x = 252,739,095.30 × 149,360,854.20
  4. Step 4: Simplify right side
    168,492,730.20x = 37,749,327,163,743,208
  5. Step 5: Solve for x
    x = 37,749,327,163,743,208/168,492,730.20
  6. Step 6: Final answer
    x = 224,041,281.30

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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.