Home / 564,306,476.76-778,744,742.22-313,410,823.43

Finding the Fourth Proportional to 564,306,476.76, 778,744,742.22 and 313,410,823.43

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Solution

The fourth proportional to 564,306,476.76, 778,744,742.22 and 313,410,823.43 is: 432,507,938.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,306,476.76 : 778,744,742.22 = 313,410,823.43 : x
  2. Step 2: Convert to fraction form
    564,306,476.76/778,744,742.22 = 313,410,823.43/x
  3. Step 3: Cross multiply
    564,306,476.76x = 778,744,742.22 × 313,410,823.43
  4. Step 4: Simplify right side
    564,306,476.76x = 244,067,030,897,059,584
  5. Step 5: Solve for x
    x = 244,067,030,897,059,584/564,306,476.76
  6. Step 6: Final answer
    x = 432,507,938.41

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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.