Home / 251,359,161.31-377,034,947.92-113,087,125.18

Finding the Fourth Proportional to 251,359,161.31, 377,034,947.92 and 113,087,125.18

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Solution

The fourth proportional to 251,359,161.31, 377,034,947.92 and 113,087,125.18 is: 169,628,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,359,161.31 : 377,034,947.92 = 113,087,125.18 : x
  2. Step 2: Convert to fraction form
    251,359,161.31/377,034,947.92 = 113,087,125.18/x
  3. Step 3: Cross multiply
    251,359,161.31x = 377,034,947.92 × 113,087,125.18
  4. Step 4: Simplify right side
    251,359,161.31x = 42,637,798,352,663,824
  5. Step 5: Solve for x
    x = 42,637,798,352,663,824/251,359,161.31
  6. Step 6: Final answer
    x = 169,628,980.82

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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.