Home / 462,007,761.19-637,570,710.44-276,376,600.87

Finding the Fourth Proportional to 462,007,761.19, 637,570,710.44 and 276,376,600.87

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Solution

The fourth proportional to 462,007,761.19, 637,570,710.44 and 276,376,600.87 is: 381,399,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,007,761.19 : 637,570,710.44 = 276,376,600.87 : x
  2. Step 2: Convert to fraction form
    462,007,761.19/637,570,710.44 = 276,376,600.87/x
  3. Step 3: Cross multiply
    462,007,761.19x = 637,570,710.44 × 276,376,600.87
  4. Step 4: Simplify right side
    462,007,761.19x = 176,209,625,763,738,848
  5. Step 5: Solve for x
    x = 176,209,625,763,738,848/462,007,761.19
  6. Step 6: Final answer
    x = 381,399,709.20

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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.