Home / 466,201,920.84-643,355,377.86-254,508,751.44

Finding the Fourth Proportional to 466,201,920.84, 643,355,377.86 and 254,508,751.44

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Solution

The fourth proportional to 466,201,920.84, 643,355,377.86 and 254,508,751.44 is: 351,220,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,201,920.84 : 643,355,377.86 = 254,508,751.44 : x
  2. Step 2: Convert to fraction form
    466,201,920.84/643,355,377.86 = 254,508,751.44/x
  3. Step 3: Cross multiply
    466,201,920.84x = 643,355,377.86 × 254,508,751.44
  4. Step 4: Simplify right side
    466,201,920.84x = 163,739,573,951,358,016
  5. Step 5: Solve for x
    x = 163,739,573,951,358,016/466,201,920.84
  6. Step 6: Final answer
    x = 351,220,290.25

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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.