Home / 256,224,289.60-384,336,434.40-244,320,011.20

Finding the Fourth Proportional to 256,224,289.60, 384,336,434.40 and 244,320,011.20

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Solution

The fourth proportional to 256,224,289.60, 384,336,434.40 and 244,320,011.20 is: 366,480,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,224,289.60 : 384,336,434.40 = 244,320,011.20 : x
  2. Step 2: Convert to fraction form
    256,224,289.60/384,336,434.40 = 244,320,011.20/x
  3. Step 3: Cross multiply
    256,224,289.60x = 384,336,434.40 × 244,320,011.20
  4. Step 4: Simplify right side
    256,224,289.60x = 93,901,081,957,176,048
  5. Step 5: Solve for x
    x = 93,901,081,957,176,048/256,224,289.60
  6. Step 6: Final answer
    x = 366,480,016.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.