Home / 50,869,693.47-70,215,983.46-40,434,226.65

Finding the Fourth Proportional to 50,869,693.47, 70,215,983.46 and 40,434,226.65

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Solution

The fourth proportional to 50,869,693.47, 70,215,983.46 and 40,434,226.65 is: 55,811,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,869,693.47 : 70,215,983.46 = 40,434,226.65 : x
  2. Step 2: Convert to fraction form
    50,869,693.47/70,215,983.46 = 40,434,226.65/x
  3. Step 3: Cross multiply
    50,869,693.47x = 70,215,983.46 × 40,434,226.65
  4. Step 4: Simplify right side
    50,869,693.47x = 2,839,128,989,907,672
  5. Step 5: Solve for x
    x = 2,839,128,989,907,672/50,869,693.47
  6. Step 6: Final answer
    x = 55,811,796.70

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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.