Home / 121,343,678.70-182,015,518.05-44,721,696.30

Finding the Fourth Proportional to 121,343,678.70, 182,015,518.05 and 44,721,696.30

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Solution

The fourth proportional to 121,343,678.70, 182,015,518.05 and 44,721,696.30 is: 67,082,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,343,678.70 : 182,015,518.05 = 44,721,696.30 : x
  2. Step 2: Convert to fraction form
    121,343,678.70/182,015,518.05 = 44,721,696.30/x
  3. Step 3: Cross multiply
    121,343,678.70x = 182,015,518.05 × 44,721,696.30
  4. Step 4: Simplify right side
    121,343,678.70x = 8,140,042,720,119,268
  5. Step 5: Solve for x
    x = 8,140,042,720,119,268/121,343,678.70
  6. Step 6: Final answer
    x = 67,082,544.45

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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.