Home / 77,305,758.40-106,675,605.12-45,510,881.32

Finding the Fourth Proportional to 77,305,758.40, 106,675,605.12 and 45,510,881.32

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Solution

The fourth proportional to 77,305,758.40, 106,675,605.12 and 45,510,881.32 is: 62,801,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,305,758.40 : 106,675,605.12 = 45,510,881.32 : x
  2. Step 2: Convert to fraction form
    77,305,758.40/106,675,605.12 = 45,510,881.32/x
  3. Step 3: Cross multiply
    77,305,758.40x = 106,675,605.12 × 45,510,881.32
  4. Step 4: Simplify right side
    77,305,758.40x = 4,854,900,804,355,505
  5. Step 5: Solve for x
    x = 4,854,900,804,355,505/77,305,758.40
  6. Step 6: Final answer
    x = 62,801,282.92

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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.