Home / 130,122,826.57-179,558,064.19-74,357,180.61

Finding the Fourth Proportional to 130,122,826.57, 179,558,064.19 and 74,357,180.61

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Solution

The fourth proportional to 130,122,826.57, 179,558,064.19 and 74,357,180.61 is: 102,606,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,122,826.57 : 179,558,064.19 = 74,357,180.61 : x
  2. Step 2: Convert to fraction form
    130,122,826.57/179,558,064.19 = 74,357,180.61/x
  3. Step 3: Cross multiply
    130,122,826.57x = 179,558,064.19 × 74,357,180.61
  4. Step 4: Simplify right side
    130,122,826.57x = 13,351,431,408,957,804
  5. Step 5: Solve for x
    x = 13,351,431,408,957,804/130,122,826.57
  6. Step 6: Final answer
    x = 102,606,374.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.