Home / 109,808,890,697.76-151,524,143,161.20-61,625,882,274.72

Finding the Fourth Proportional to 109,808,890,697.76, 151,524,143,161.20 and 61,625,882,274.72

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Solution

The fourth proportional to 109,808,890,697.76, 151,524,143,161.20 and 61,625,882,274.72 is: 85,036,912,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,808,890,697.76 : 151,524,143,161.20 = 61,625,882,274.72 : x
  2. Step 2: Convert to fraction form
    109,808,890,697.76/151,524,143,161.20 = 61,625,882,274.72/x
  3. Step 3: Cross multiply
    109,808,890,697.76x = 151,524,143,161.20 × 61,625,882,274.72
  4. Step 4: Simplify right side
    109,808,890,697.76x = 9,337,809,008,229,931,286,528
  5. Step 5: Solve for x
    x = 9,337,809,008,229,931,286,528/109,808,890,697.76
  6. Step 6: Final answer
    x = 85,036,912,301.86

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1.5x scale

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.