Home / 191,021,363.64-263,606,960.22-106,247,910.84

Finding the Fourth Proportional to 191,021,363.64, 263,606,960.22 and 106,247,910.84

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Solution

The fourth proportional to 191,021,363.64, 263,606,960.22 and 106,247,910.84 is: 146,620,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,021,363.64 : 263,606,960.22 = 106,247,910.84 : x
  2. Step 2: Convert to fraction form
    191,021,363.64/263,606,960.22 = 106,247,910.84/x
  3. Step 3: Cross multiply
    191,021,363.64x = 263,606,960.22 × 106,247,910.84
  4. Step 4: Simplify right side
    191,021,363.64x = 28,007,688,806,257,988
  5. Step 5: Solve for x
    x = 28,007,688,806,257,988/191,021,363.64
  6. Step 6: Final answer
    x = 146,620,714.42

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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.