Home / 453,728,447.49-626,164,507.73-252,785,143.38

Finding the Fourth Proportional to 453,728,447.49, 626,164,507.73 and 252,785,143.38

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Solution

The fourth proportional to 453,728,447.49, 626,164,507.73 and 252,785,143.38 is: 348,854,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,728,447.49 : 626,164,507.73 = 252,785,143.38 : x
  2. Step 2: Convert to fraction form
    453,728,447.49/626,164,507.73 = 252,785,143.38/x
  3. Step 3: Cross multiply
    453,728,447.49x = 626,164,507.73 × 252,785,143.38
  4. Step 4: Simplify right side
    453,728,447.49x = 158,285,084,865,995,168
  5. Step 5: Solve for x
    x = 158,285,084,865,995,168/453,728,447.49
  6. Step 6: Final answer
    x = 348,854,222.70

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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.