Home / 2,681,501,169.07-4,023,155,966.91-1,187,328,722.41

Finding the Fourth Proportional to 2,681,501,169.07, 4,023,155,966.91 and 1,187,328,722.41

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Solution

The fourth proportional to 2,681,501,169.07, 4,023,155,966.91 and 1,187,328,722.41 is: 1,781,393,455.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,501,169.07 : 4,023,155,966.91 = 1,187,328,722.41 : x
  2. Step 2: Convert to fraction form
    2,681,501,169.07/4,023,155,966.91 = 1,187,328,722.41/x
  3. Step 3: Cross multiply
    2,681,501,169.07x = 4,023,155,966.91 × 1,187,328,722.41
  4. Step 4: Simplify right side
    2,681,501,169.07x = 4,776,808,634,247,418,880
  5. Step 5: Solve for x
    x = 4,776,808,634,247,418,880/2,681,501,169.07
  6. Step 6: Final answer
    x = 1,781,393,455.78

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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.