Home / 631,016,392.26-946,543,871.29-216,487,398.83

Finding the Fourth Proportional to 631,016,392.26, 946,543,871.29 and 216,487,398.83

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Solution

The fourth proportional to 631,016,392.26, 946,543,871.29 and 216,487,398.83 is: 324,737,713.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,016,392.26 : 946,543,871.29 = 216,487,398.83 : x
  2. Step 2: Convert to fraction form
    631,016,392.26/946,543,871.29 = 216,487,398.83/x
  3. Step 3: Cross multiply
    631,016,392.26x = 946,543,871.29 × 216,487,398.83
  4. Step 4: Simplify right side
    631,016,392.26x = 204,914,820,575,875,584
  5. Step 5: Solve for x
    x = 204,914,820,575,875,584/631,016,392.26
  6. Step 6: Final answer
    x = 324,737,713.77

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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.