Home / 1,614,412,621.61-2,227,889,332.55-871,856,612.81

Finding the Fourth Proportional to 1,614,412,621.61, 2,227,889,332.55 and 871,856,612.81

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Solution

The fourth proportional to 1,614,412,621.61, 2,227,889,332.55 and 871,856,612.81 is: 1,203,162,079.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,412,621.61 : 2,227,889,332.55 = 871,856,612.81 : x
  2. Step 2: Convert to fraction form
    1,614,412,621.61/2,227,889,332.55 = 871,856,612.81/x
  3. Step 3: Cross multiply
    1,614,412,621.61x = 2,227,889,332.55 × 871,856,612.81
  4. Step 4: Simplify right side
    1,614,412,621.61x = 1,942,400,047,188,215,296
  5. Step 5: Solve for x
    x = 1,942,400,047,188,215,296/1,614,412,621.61
  6. Step 6: Final answer
    x = 1,203,162,079.62

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1.5x scale

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.