Home / 356,785,081.38-492,574,504.49-224,739,264.78

Finding the Fourth Proportional to 356,785,081.38, 492,574,504.49 and 224,739,264.78

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Solution

The fourth proportional to 356,785,081.38, 492,574,504.49 and 224,739,264.78 is: 310,273,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,785,081.38 : 492,574,504.49 = 224,739,264.78 : x
  2. Step 2: Convert to fraction form
    356,785,081.38/492,574,504.49 = 224,739,264.78/x
  3. Step 3: Cross multiply
    356,785,081.38x = 492,574,504.49 × 224,739,264.78
  4. Step 4: Simplify right side
    356,785,081.38x = 110,700,831,987,331,712
  5. Step 5: Solve for x
    x = 110,700,831,987,331,712/356,785,081.38
  6. Step 6: Final answer
    x = 310,273,152.56

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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.