Home / 483,954,801.78-725,931,095.40-207,426,711.14

Finding the Fourth Proportional to 483,954,801.78, 725,931,095.40 and 207,426,711.14

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Solution

The fourth proportional to 483,954,801.78, 725,931,095.40 and 207,426,711.14 is: 311,139,592.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,954,801.78 : 725,931,095.40 = 207,426,711.14 : x
  2. Step 2: Convert to fraction form
    483,954,801.78/725,931,095.40 = 207,426,711.14/x
  3. Step 3: Cross multiply
    483,954,801.78x = 725,931,095.40 × 207,426,711.14
  4. Step 4: Simplify right side
    483,954,801.78x = 150,577,499,629,449,920
  5. Step 5: Solve for x
    x = 150,577,499,629,449,920/483,954,801.78
  6. Step 6: Final answer
    x = 311,139,592.12

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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.