Home / 331,343,999.10-497,015,998.65-113,240,612.70

Finding the Fourth Proportional to 331,343,999.10, 497,015,998.65 and 113,240,612.70

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Solution

The fourth proportional to 331,343,999.10, 497,015,998.65 and 113,240,612.70 is: 169,860,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,343,999.10 : 497,015,998.65 = 113,240,612.70 : x
  2. Step 2: Convert to fraction form
    331,343,999.10/497,015,998.65 = 113,240,612.70/x
  3. Step 3: Cross multiply
    331,343,999.10x = 497,015,998.65 × 113,240,612.70
  4. Step 4: Simplify right side
    331,343,999.10x = 56,282,396,208,828,368
  5. Step 5: Solve for x
    x = 56,282,396,208,828,368/331,343,999.10
  6. Step 6: Final answer
    x = 169,860,919.05

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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.