Home / 121,456,341.44-182,038,139.31-55,786,859.82

Finding the Fourth Proportional to 121,456,341.44, 182,038,139.31 and 55,786,859.82

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Solution

The fourth proportional to 121,456,341.44, 182,038,139.31 and 55,786,859.82 is: 83,613,058.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,456,341.44 : 182,038,139.31 = 55,786,859.82 : x
  2. Step 2: Convert to fraction form
    121,456,341.44/182,038,139.31 = 55,786,859.82/x
  3. Step 3: Cross multiply
    121,456,341.44x = 182,038,139.31 × 55,786,859.82
  4. Step 4: Simplify right side
    121,456,341.44x = 10,155,336,159,580,602
  5. Step 5: Solve for x
    x = 10,155,336,159,580,602/121,456,341.44
  6. Step 6: Final answer
    x = 83,613,058.32

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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.