Home / 1,420,269,085.49-1,960,031,868.20-793,737,494.98

Finding the Fourth Proportional to 1,420,269,085.49, 1,960,031,868.20 and 793,737,494.98

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Solution

The fourth proportional to 1,420,269,085.49, 1,960,031,868.20 and 793,737,494.98 is: 1,095,391,571.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,269,085.49 : 1,960,031,868.20 = 793,737,494.98 : x
  2. Step 2: Convert to fraction form
    1,420,269,085.49/1,960,031,868.20 = 793,737,494.98/x
  3. Step 3: Cross multiply
    1,420,269,085.49x = 1,960,031,868.20 × 793,737,494.98
  4. Step 4: Simplify right side
    1,420,269,085.49x = 1,555,750,785,151,161,344
  5. Step 5: Solve for x
    x = 1,555,750,785,151,161,344/1,420,269,085.49
  6. Step 6: Final answer
    x = 1,095,391,571.25

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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.