Home / 122,023,437.12-168,351,374.03-69,092,912.25

Finding the Fourth Proportional to 122,023,437.12, 168,351,374.03 and 69,092,912.25

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Solution

The fourth proportional to 122,023,437.12, 168,351,374.03 and 69,092,912.25 is: 95,325,021.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,023,437.12 : 168,351,374.03 = 69,092,912.25 : x
  2. Step 2: Convert to fraction form
    122,023,437.12/168,351,374.03 = 69,092,912.25/x
  3. Step 3: Cross multiply
    122,023,437.12x = 168,351,374.03 × 69,092,912.25
  4. Step 4: Simplify right side
    122,023,437.12x = 11,631,886,712,676,254
  5. Step 5: Solve for x
    x = 11,631,886,712,676,254/122,023,437.12
  6. Step 6: Final answer
    x = 95,325,021.06

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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.