Home / 120,886,597.28-181,383,317.04-63,365,114.72

Finding the Fourth Proportional to 120,886,597.28, 181,383,317.04 and 63,365,114.72

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Solution

The fourth proportional to 120,886,597.28, 181,383,317.04 and 63,365,114.72 is: 95,075,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,886,597.28 : 181,383,317.04 = 63,365,114.72 : x
  2. Step 2: Convert to fraction form
    120,886,597.28/181,383,317.04 = 63,365,114.72/x
  3. Step 3: Cross multiply
    120,886,597.28x = 181,383,317.04 × 63,365,114.72
  4. Step 4: Simplify right side
    120,886,597.28x = 11,493,374,692,533,730
  5. Step 5: Solve for x
    x = 11,493,374,692,533,730/120,886,597.28
  6. Step 6: Final answer
    x = 95,075,673.82

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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.