Home / 121,456,346.94-182,038,147.56-55,786,865.32

Finding the Fourth Proportional to 121,456,346.94, 182,038,147.56 and 55,786,865.32

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Solution

The fourth proportional to 121,456,346.94, 182,038,147.56 and 55,786,865.32 is: 83,613,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,456,346.94 : 182,038,147.56 = 55,786,865.32 : x
  2. Step 2: Convert to fraction form
    121,456,346.94/182,038,147.56 = 55,786,865.32/x
  3. Step 3: Cross multiply
    121,456,346.94x = 182,038,147.56 × 55,786,865.32
  4. Step 4: Simplify right side
    121,456,346.94x = 10,155,337,621,032,006
  5. Step 5: Solve for x
    x = 10,155,337,621,032,006/121,456,346.94
  6. Step 6: Final answer
    x = 83,613,066.56

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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.