Home / 255,967,296.56-353,134,359.30-148,658,350.76

Finding the Fourth Proportional to 255,967,296.56, 353,134,359.30 and 148,658,350.76

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Solution

The fourth proportional to 255,967,296.56, 353,134,359.30 and 148,658,350.76 is: 205,090,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,967,296.56 : 353,134,359.30 = 148,658,350.76 : x
  2. Step 2: Convert to fraction form
    255,967,296.56/353,134,359.30 = 148,658,350.76/x
  3. Step 3: Cross multiply
    255,967,296.56x = 353,134,359.30 × 148,658,350.76
  4. Step 4: Simplify right side
    255,967,296.56x = 52,496,371,450,227,264
  5. Step 5: Solve for x
    x = 52,496,371,450,227,264/255,967,296.56
  6. Step 6: Final answer
    x = 205,090,150.80

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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.