Home / 676,679,583,359.95-1,015,436,871,921.50-313,577,568,625.65

Finding the Fourth Proportional to 676,679,583,359.95, 1,015,436,871,921.50 and 313,577,568,625.65

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Solution

The fourth proportional to 676,679,583,359.95, 1,015,436,871,921.50 and 313,577,568,625.65 is: 470,559,823,615.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,679,583,359.95 : 1,015,436,871,921.50 = 313,577,568,625.65 : x
  2. Step 2: Convert to fraction form
    676,679,583,359.95/1,015,436,871,921.50 = 313,577,568,625.65/x
  3. Step 3: Cross multiply
    676,679,583,359.95x = 1,015,436,871,921.50 × 313,577,568,625.65
  4. Step 4: Simplify right side
    676,679,583,359.95x = 318,418,225,389,979,566,080,000
  5. Step 5: Solve for x
    x = 318,418,225,389,979,566,080,000/676,679,583,359.95
  6. Step 6: Final answer
    x = 470,559,823,615.37

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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.