Home / 115,482,717-173,222,581.05-28,044,950.40

Finding the Fourth Proportional to 115,482,717, 173,222,581.05 and 28,044,950.40

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Solution

The fourth proportional to 115,482,717, 173,222,581.05 and 28,044,950.40 is: 42,067,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,482,717 : 173,222,581.05 = 28,044,950.40 : x
  2. Step 2: Convert to fraction form
    115,482,717/173,222,581.05 = 28,044,950.40/x
  3. Step 3: Cross multiply
    115,482,717x = 173,222,581.05 × 28,044,950.40
  4. Step 4: Simplify right side
    115,482,717x = 4,858,018,693,707,230
  5. Step 5: Solve for x
    x = 4,858,018,693,707,230/115,482,717
  6. Step 6: Final answer
    x = 42,067,062.67

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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.