Home / 475,533,514.60-656,241,003.78-266,685,173.20

Finding the Fourth Proportional to 475,533,514.60, 656,241,003.78 and 266,685,173.20

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Solution

The fourth proportional to 475,533,514.60, 656,241,003.78 and 266,685,173.20 is: 368,028,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,533,514.60 : 656,241,003.78 = 266,685,173.20 : x
  2. Step 2: Convert to fraction form
    475,533,514.60/656,241,003.78 = 266,685,173.20/x
  3. Step 3: Cross multiply
    475,533,514.60x = 656,241,003.78 × 266,685,173.20
  4. Step 4: Simplify right side
    475,533,514.60x = 175,009,745,754,011,136
  5. Step 5: Solve for x
    x = 175,009,745,754,011,136/475,533,514.60
  6. Step 6: Final answer
    x = 368,028,204.91

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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.