Home / 77,589,073.38-116,376,053.07-31,533,703.77

Finding the Fourth Proportional to 77,589,073.38, 116,376,053.07 and 31,533,703.77

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Solution

The fourth proportional to 77,589,073.38, 116,376,053.07 and 31,533,703.77 is: 47,297,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,589,073.38 : 116,376,053.07 = 31,533,703.77 : x
  2. Step 2: Convert to fraction form
    77,589,073.38/116,376,053.07 = 31,533,703.77/x
  3. Step 3: Cross multiply
    77,589,073.38x = 116,376,053.07 × 31,533,703.77
  4. Step 4: Simplify right side
    77,589,073.38x = 3,669,767,983,431,179
  5. Step 5: Solve for x
    x = 3,669,767,983,431,179/77,589,073.38
  6. Step 6: Final answer
    x = 47,297,484.34

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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.