Home / 419,046,569,348.94-628,569,853,318.18-100,692,768,095.82

Finding the Fourth Proportional to 419,046,569,348.94, 628,569,853,318.18 and 100,692,768,095.82

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Solution

The fourth proportional to 419,046,569,348.94, 628,569,853,318.18 and 100,692,768,095.82 is: 151,039,151,974.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,046,569,348.94 : 628,569,853,318.18 = 100,692,768,095.82 : x
  2. Step 2: Convert to fraction form
    419,046,569,348.94/628,569,853,318.18 = 100,692,768,095.82/x
  3. Step 3: Cross multiply
    419,046,569,348.94x = 628,569,853,318.18 × 100,692,768,095.82
  4. Step 4: Simplify right side
    419,046,569,348.94x = 63,292,438,472,191,102,681,088
  5. Step 5: Solve for x
    x = 63,292,438,472,191,102,681,088/419,046,569,348.94
  6. Step 6: Final answer
    x = 151,039,151,974.27

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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.