Home / 50,983,178.82-76,400,585.16-31,510,830.66

Finding the Fourth Proportional to 50,983,178.82, 76,400,585.16 and 31,510,830.66

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Solution

The fourth proportional to 50,983,178.82, 76,400,585.16 and 31,510,830.66 is: 47,220,396.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983,178.82 : 76,400,585.16 = 31,510,830.66 : x
  2. Step 2: Convert to fraction form
    50,983,178.82/76,400,585.16 = 31,510,830.66/x
  3. Step 3: Cross multiply
    50,983,178.82x = 76,400,585.16 × 31,510,830.66
  4. Step 4: Simplify right side
    50,983,178.82x = 2,407,445,901,301,669
  5. Step 5: Solve for x
    x = 2,407,445,901,301,669/50,983,178.82
  6. Step 6: Final answer
    x = 47,220,396.16

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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.