Home / 303,439,444.68-418,744,894.15-164,210,206.45

Finding the Fourth Proportional to 303,439,444.68, 418,744,894.15 and 164,210,206.45

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Solution

The fourth proportional to 303,439,444.68, 418,744,894.15 and 164,210,206.45 is: 226,609,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,439,444.68 : 418,744,894.15 = 164,210,206.45 : x
  2. Step 2: Convert to fraction form
    303,439,444.68/418,744,894.15 = 164,210,206.45/x
  3. Step 3: Cross multiply
    303,439,444.68x = 418,744,894.15 × 164,210,206.45
  4. Step 4: Simplify right side
    303,439,444.68x = 68,762,185,518,200,544
  5. Step 5: Solve for x
    x = 68,762,185,518,200,544/303,439,444.68
  6. Step 6: Final answer
    x = 226,609,251.77

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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.