Home / 376,358,050.54-519,343,660.15-217,598,359.42

Finding the Fourth Proportional to 376,358,050.54, 519,343,660.15 and 217,598,359.42

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Solution

The fourth proportional to 376,358,050.54, 519,343,660.15 and 217,598,359.42 is: 300,268,131.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,358,050.54 : 519,343,660.15 = 217,598,359.42 : x
  2. Step 2: Convert to fraction form
    376,358,050.54/519,343,660.15 = 217,598,359.42/x
  3. Step 3: Cross multiply
    376,358,050.54x = 519,343,660.15 × 217,598,359.42
  4. Step 4: Simplify right side
    376,358,050.54x = 113,008,328,423,923,200
  5. Step 5: Solve for x
    x = 113,008,328,423,923,200/376,358,050.54
  6. Step 6: Final answer
    x = 300,268,131.01

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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.