Home / 2,918,786,705.82-4,385,164,673.34-1,871,576,631.18

Finding the Fourth Proportional to 2,918,786,705.82, 4,385,164,673.34 and 1,871,576,631.18

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Solution

The fourth proportional to 2,918,786,705.82, 4,385,164,673.34 and 1,871,576,631.18 is: 2,811,843,602.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,786,705.82 : 4,385,164,673.34 = 1,871,576,631.18 : x
  2. Step 2: Convert to fraction form
    2,918,786,705.82/4,385,164,673.34 = 1,871,576,631.18/x
  3. Step 3: Cross multiply
    2,918,786,705.82x = 4,385,164,673.34 × 1,871,576,631.18
  4. Step 4: Simplify right side
    2,918,786,705.82x = 8,207,171,726,499,222,528
  5. Step 5: Solve for x
    x = 8,207,171,726,499,222,528/2,918,786,705.82
  6. Step 6: Final answer
    x = 2,811,843,602.73

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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.