Home / 77,305,757.40-106,675,603.74-45,510,880.32

Finding the Fourth Proportional to 77,305,757.40, 106,675,603.74 and 45,510,880.32

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Solution

The fourth proportional to 77,305,757.40, 106,675,603.74 and 45,510,880.32 is: 62,801,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,305,757.40 : 106,675,603.74 = 45,510,880.32 : x
  2. Step 2: Convert to fraction form
    77,305,757.40/106,675,603.74 = 45,510,880.32/x
  3. Step 3: Cross multiply
    77,305,757.40x = 106,675,603.74 × 45,510,880.32
  4. Step 4: Simplify right side
    77,305,757.40x = 4,854,900,634,874,884
  5. Step 5: Solve for x
    x = 4,854,900,634,874,884/77,305,757.40
  6. Step 6: Final answer
    x = 62,801,281.54

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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.