Home / 88,945,340.85-122,745,823.75-51,247,670.36

Finding the Fourth Proportional to 88,945,340.85, 122,745,823.75 and 51,247,670.36

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Solution

The fourth proportional to 88,945,340.85, 122,745,823.75 and 51,247,670.36 is: 70,722,507.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,945,340.85 : 122,745,823.75 = 51,247,670.36 : x
  2. Step 2: Convert to fraction form
    88,945,340.85/122,745,823.75 = 51,247,670.36/x
  3. Step 3: Cross multiply
    88,945,340.85x = 122,745,823.75 × 51,247,670.36
  4. Step 4: Simplify right side
    88,945,340.85x = 6,290,437,513,606,659
  5. Step 5: Solve for x
    x = 6,290,437,513,606,659/88,945,340.85
  6. Step 6: Final answer
    x = 70,722,507.26

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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.