Home / 121,590,760.56-182,405,036.07-40,830,624.24

Finding the Fourth Proportional to 121,590,760.56, 182,405,036.07 and 40,830,624.24

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Solution

The fourth proportional to 121,590,760.56, 182,405,036.07 and 40,830,624.24 is: 61,252,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,590,760.56 : 182,405,036.07 = 40,830,624.24 : x
  2. Step 2: Convert to fraction form
    121,590,760.56/182,405,036.07 = 40,830,624.24/x
  3. Step 3: Cross multiply
    121,590,760.56x = 182,405,036.07 × 40,830,624.24
  4. Step 4: Simplify right side
    121,590,760.56x = 7,447,711,487,257,816
  5. Step 5: Solve for x
    x = 7,447,711,487,257,816/121,590,760.56
  6. Step 6: Final answer
    x = 61,252,281.45

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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.