Home / 342,202,918.41-472,240,153.28-185,569,983.88

Finding the Fourth Proportional to 342,202,918.41, 472,240,153.28 and 185,569,983.88

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Solution

The fourth proportional to 342,202,918.41, 472,240,153.28 and 185,569,983.88 is: 256,086,646.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,202,918.41 : 472,240,153.28 = 185,569,983.88 : x
  2. Step 2: Convert to fraction form
    342,202,918.41/472,240,153.28 = 185,569,983.88/x
  3. Step 3: Cross multiply
    342,202,918.41x = 472,240,153.28 × 185,569,983.88
  4. Step 4: Simplify right side
    342,202,918.41x = 87,633,597,630,941,664
  5. Step 5: Solve for x
    x = 87,633,597,630,941,664/342,202,918.41
  6. Step 6: Final answer
    x = 256,086,646.01

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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.