Home / 989,622,833.20-1,484,625,174.86-376,159,098.04

Finding the Fourth Proportional to 989,622,833.20, 1,484,625,174.86 and 376,159,098.04

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Solution

The fourth proportional to 989,622,833.20, 1,484,625,174.86 and 376,159,098.04 is: 564,311,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,622,833.20 : 1,484,625,174.86 = 376,159,098.04 : x
  2. Step 2: Convert to fraction form
    989,622,833.20/1,484,625,174.86 = 376,159,098.04/x
  3. Step 3: Cross multiply
    989,622,833.20x = 1,484,625,174.86 × 376,159,098.04
  4. Step 4: Simplify right side
    989,622,833.20x = 558,455,266,702,814,848
  5. Step 5: Solve for x
    x = 558,455,266,702,814,848/989,622,833.20
  6. Step 6: Final answer
    x = 564,311,218.34

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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.