Home / 1,811,437,212.86-2,716,707,046.86-776,180,697.02

Finding the Fourth Proportional to 1,811,437,212.86, 2,716,707,046.86 and 776,180,697.02

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Solution

The fourth proportional to 1,811,437,212.86, 2,716,707,046.86 and 776,180,697.02 is: 1,164,078,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,437,212.86 : 2,716,707,046.86 = 776,180,697.02 : x
  2. Step 2: Convert to fraction form
    1,811,437,212.86/2,716,707,046.86 = 776,180,697.02/x
  3. Step 3: Cross multiply
    1,811,437,212.86x = 2,716,707,046.86 × 776,180,697.02
  4. Step 4: Simplify right side
    1,811,437,212.86x = 2,108,655,569,217,357,056
  5. Step 5: Solve for x
    x = 2,108,655,569,217,357,056/1,811,437,212.86
  6. Step 6: Final answer
    x = 1,164,078,751.53

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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.