Home / 615,589,500.68-849,496,919.94-351,266,710.76

Finding the Fourth Proportional to 615,589,500.68, 849,496,919.94 and 351,266,710.76

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Solution

The fourth proportional to 615,589,500.68, 849,496,919.94 and 351,266,710.76 is: 484,738,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,589,500.68 : 849,496,919.94 = 351,266,710.76 : x
  2. Step 2: Convert to fraction form
    615,589,500.68/849,496,919.94 = 351,266,710.76/x
  3. Step 3: Cross multiply
    615,589,500.68x = 849,496,919.94 × 351,266,710.76
  4. Step 4: Simplify right side
    615,589,500.68x = 298,399,988,868,074,880
  5. Step 5: Solve for x
    x = 298,399,988,868,074,880/615,589,500.68
  6. Step 6: Final answer
    x = 484,738,593.72

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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.