Home / 1,811,437,216.62-2,716,707,052.47-776,180,700.78

Finding the Fourth Proportional to 1,811,437,216.62, 2,716,707,052.47 and 776,180,700.78

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Solution

The fourth proportional to 1,811,437,216.62, 2,716,707,052.47 and 776,180,700.78 is: 1,164,078,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,437,216.62 : 2,716,707,052.47 = 776,180,700.78 : x
  2. Step 2: Convert to fraction form
    1,811,437,216.62/2,716,707,052.47 = 776,180,700.78/x
  3. Step 3: Cross multiply
    1,811,437,216.62x = 2,716,707,052.47 × 776,180,700.78
  4. Step 4: Simplify right side
    1,811,437,216.62x = 2,108,655,583,800,132,608
  5. Step 5: Solve for x
    x = 2,108,655,583,800,132,608/1,811,437,216.62
  6. Step 6: Final answer
    x = 1,164,078,757.16

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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.