Home / 1,090,110,491.20-1,635,165,736.80-537,677,571.70

Finding the Fourth Proportional to 1,090,110,491.20, 1,635,165,736.80 and 537,677,571.70

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Solution

The fourth proportional to 1,090,110,491.20, 1,635,165,736.80 and 537,677,571.70 is: 806,516,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,110,491.20 : 1,635,165,736.80 = 537,677,571.70 : x
  2. Step 2: Convert to fraction form
    1,090,110,491.20/1,635,165,736.80 = 537,677,571.70/x
  3. Step 3: Cross multiply
    1,090,110,491.20x = 1,635,165,736.80 × 537,677,571.70
  4. Step 4: Simplify right side
    1,090,110,491.20x = 879,191,942,689,665,408
  5. Step 5: Solve for x
    x = 879,191,942,689,665,408/1,090,110,491.20
  6. Step 6: Final answer
    x = 806,516,357.55

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1.5x scale

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.