Home / 331,319,116.70-496,974,009.45-149,566,003.10

Finding the Fourth Proportional to 331,319,116.70, 496,974,009.45 and 149,566,003.10

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Solution

The fourth proportional to 331,319,116.70, 496,974,009.45 and 149,566,003.10 is: 224,346,898.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,319,116.70 : 496,974,009.45 = 149,566,003.10 : x
  2. Step 2: Convert to fraction form
    331,319,116.70/496,974,009.45 = 149,566,003.10/x
  3. Step 3: Cross multiply
    331,319,116.70x = 496,974,009.45 × 149,566,003.10
  4. Step 4: Simplify right side
    331,319,116.70x = 74,330,416,238,018,128
  5. Step 5: Solve for x
    x = 74,330,416,238,018,128/331,319,116.70
  6. Step 6: Final answer
    x = 224,346,898.48

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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.