Home / 31,216,272,711.39-43,078,347,290.03-16,943,099,596.83

Finding the Fourth Proportional to 31,216,272,711.39, 43,078,347,290.03 and 16,943,099,596.83

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Solution

The fourth proportional to 31,216,272,711.39, 43,078,347,290.03 and 16,943,099,596.83 is: 23,381,418,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,216,272,711.39 : 43,078,347,290.03 = 16,943,099,596.83 : x
  2. Step 2: Convert to fraction form
    31,216,272,711.39/43,078,347,290.03 = 16,943,099,596.83/x
  3. Step 3: Cross multiply
    31,216,272,711.39x = 43,078,347,290.03 × 16,943,099,596.83
  4. Step 4: Simplify right side
    31,216,272,711.39x = 729,880,728,601,725,370,368
  5. Step 5: Solve for x
    x = 729,880,728,601,725,370,368/31,216,272,711.39
  6. Step 6: Final answer
    x = 23,381,418,254.19

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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.