Home / 122,472,437.40-183,708,656.10-49,724,069.40

Finding the Fourth Proportional to 122,472,437.40, 183,708,656.10 and 49,724,069.40

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Solution

The fourth proportional to 122,472,437.40, 183,708,656.10 and 49,724,069.40 is: 74,586,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472,437.40 : 183,708,656.10 = 49,724,069.40 : x
  2. Step 2: Convert to fraction form
    122,472,437.40/183,708,656.10 = 49,724,069.40/x
  3. Step 3: Cross multiply
    122,472,437.40x = 183,708,656.10 × 49,724,069.40
  4. Step 4: Simplify right side
    122,472,437.40x = 9,134,741,965,297,132
  5. Step 5: Solve for x
    x = 9,134,741,965,297,132/122,472,437.40
  6. Step 6: Final answer
    x = 74,586,104.10

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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.