Home / 559,876,278.30-839,814,417.45-344,586,831.90

Finding the Fourth Proportional to 559,876,278.30, 839,814,417.45 and 344,586,831.90

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Solution

The fourth proportional to 559,876,278.30, 839,814,417.45 and 344,586,831.90 is: 516,880,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,876,278.30 : 839,814,417.45 = 344,586,831.90 : x
  2. Step 2: Convert to fraction form
    559,876,278.30/839,814,417.45 = 344,586,831.90/x
  3. Step 3: Cross multiply
    559,876,278.30x = 839,814,417.45 × 344,586,831.90
  4. Step 4: Simplify right side
    559,876,278.30x = 289,388,989,493,039,552
  5. Step 5: Solve for x
    x = 289,388,989,493,039,552/559,876,278.30
  6. Step 6: Final answer
    x = 516,880,247.85

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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.