Home / 119,579,056.22-179,368,586.49-28,702,645.22

Finding the Fourth Proportional to 119,579,056.22, 179,368,586.49 and 28,702,645.22

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Solution

The fourth proportional to 119,579,056.22, 179,368,586.49 and 28,702,645.22 is: 43,053,968.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,579,056.22 : 179,368,586.49 = 28,702,645.22 : x
  2. Step 2: Convert to fraction form
    119,579,056.22/179,368,586.49 = 28,702,645.22/x
  3. Step 3: Cross multiply
    119,579,056.22x = 179,368,586.49 × 28,702,645.22
  4. Step 4: Simplify right side
    119,579,056.22x = 5,148,352,901,686,848
  5. Step 5: Solve for x
    x = 5,148,352,901,686,848/119,579,056.22
  6. Step 6: Final answer
    x = 43,053,968.35

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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.