Home / 349,247,959.20-523,782,582.84-103,547,140.56

Finding the Fourth Proportional to 349,247,959.20, 523,782,582.84 and 103,547,140.56

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Solution

The fourth proportional to 349,247,959.20, 523,782,582.84 and 103,547,140.56 is: 155,294,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,247,959.20 : 523,782,582.84 = 103,547,140.56 : x
  2. Step 2: Convert to fraction form
    349,247,959.20/523,782,582.84 = 103,547,140.56/x
  3. Step 3: Cross multiply
    349,247,959.20x = 523,782,582.84 × 103,547,140.56
  4. Step 4: Simplify right side
    349,247,959.20x = 54,236,188,728,213,320
  5. Step 5: Solve for x
    x = 54,236,188,728,213,320/349,247,959.20
  6. Step 6: Final answer
    x = 155,294,218.05

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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.