Home / 598,008,004.80-897,179,968.80-291,310,123.20

Finding the Fourth Proportional to 598,008,004.80, 897,179,968.80 and 291,310,123.20

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Solution

The fourth proportional to 598,008,004.80, 897,179,968.80 and 291,310,123.20 is: 437,047,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,008,004.80 : 897,179,968.80 = 291,310,123.20 : x
  2. Step 2: Convert to fraction form
    598,008,004.80/897,179,968.80 = 291,310,123.20/x
  3. Step 3: Cross multiply
    598,008,004.80x = 897,179,968.80 × 291,310,123.20
  4. Step 4: Simplify right side
    598,008,004.80x = 261,357,607,243,700,128
  5. Step 5: Solve for x
    x = 261,357,607,243,700,128/598,008,004.80
  6. Step 6: Final answer
    x = 437,047,004.63

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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.