Home / 121,101,345.30-181,528,015.05-59,595,906.90

Finding the Fourth Proportional to 121,101,345.30, 181,528,015.05 and 59,595,906.90

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Solution

The fourth proportional to 121,101,345.30, 181,528,015.05 and 59,595,906.90 is: 89,332,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,101,345.30 : 181,528,015.05 = 59,595,906.90 : x
  2. Step 2: Convert to fraction form
    121,101,345.30/181,528,015.05 = 59,595,906.90/x
  3. Step 3: Cross multiply
    121,101,345.30x = 181,528,015.05 × 59,595,906.90
  4. Step 4: Simplify right side
    121,101,345.30x = 10,818,326,684,661,600
  5. Step 5: Solve for x
    x = 10,818,326,684,661,600/121,101,345.30
  6. Step 6: Final answer
    x = 89,332,836.54

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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.