Home / 331,344,009.10-497,016,013.65-113,240,622.70

Finding the Fourth Proportional to 331,344,009.10, 497,016,013.65 and 113,240,622.70

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Solution

The fourth proportional to 331,344,009.10, 497,016,013.65 and 113,240,622.70 is: 169,860,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,344,009.10 : 497,016,013.65 = 113,240,622.70 : x
  2. Step 2: Convert to fraction form
    331,344,009.10/497,016,013.65 = 113,240,622.70/x
  3. Step 3: Cross multiply
    331,344,009.10x = 497,016,013.65 × 113,240,622.70
  4. Step 4: Simplify right side
    331,344,009.10x = 56,282,402,877,597,696
  5. Step 5: Solve for x
    x = 56,282,402,877,597,696/331,344,009.10
  6. Step 6: Final answer
    x = 169,860,934.05

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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.