Home / 354,484,117.11-531,805,228.43-108,865,539.70

Finding the Fourth Proportional to 354,484,117.11, 531,805,228.43 and 108,865,539.70

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Solution

The fourth proportional to 354,484,117.11, 531,805,228.43 and 108,865,539.70 is: 163,322,587.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,484,117.11 : 531,805,228.43 = 108,865,539.70 : x
  2. Step 2: Convert to fraction form
    354,484,117.11/531,805,228.43 = 108,865,539.70/x
  3. Step 3: Cross multiply
    354,484,117.11x = 531,805,228.43 × 108,865,539.70
  4. Step 4: Simplify right side
    354,484,117.11x = 57,895,263,206,439,896
  5. Step 5: Solve for x
    x = 57,895,263,206,439,896/354,484,117.11
  6. Step 6: Final answer
    x = 163,322,587.42

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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.