Home / 218,983,131.84-302,204,408.80-119,863,960.32

Finding the Fourth Proportional to 218,983,131.84, 302,204,408.80 and 119,863,960.32

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Solution

The fourth proportional to 218,983,131.84, 302,204,408.80 and 119,863,960.32 is: 165,416,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,983,131.84 : 302,204,408.80 = 119,863,960.32 : x
  2. Step 2: Convert to fraction form
    218,983,131.84/302,204,408.80 = 119,863,960.32/x
  3. Step 3: Cross multiply
    218,983,131.84x = 302,204,408.80 × 119,863,960.32
  4. Step 4: Simplify right side
    218,983,131.84x = 36,223,417,264,932,256
  5. Step 5: Solve for x
    x = 36,223,417,264,932,256/218,983,131.84
  6. Step 6: Final answer
    x = 165,416,472.77

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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.