Home / 119,578,736.43-179,368,106.81-28,702,325.43

Finding the Fourth Proportional to 119,578,736.43, 179,368,106.81 and 28,702,325.43

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Solution

The fourth proportional to 119,578,736.43, 179,368,106.81 and 28,702,325.43 is: 43,053,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,578,736.43 : 179,368,106.81 = 28,702,325.43 : x
  2. Step 2: Convert to fraction form
    119,578,736.43/179,368,106.81 = 28,702,325.43/x
  3. Step 3: Cross multiply
    119,578,736.43x = 179,368,106.81 × 28,702,325.43
  4. Step 4: Simplify right side
    119,578,736.43x = 5,148,281,773,280,108
  5. Step 5: Solve for x
    x = 5,148,281,773,280,108/119,578,736.43
  6. Step 6: Final answer
    x = 43,053,488.66

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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.