Home / 37,479,020,017.21-56,216,550,042.45-12,293,419,371.86

Finding the Fourth Proportional to 37,479,020,017.21, 56,216,550,042.45 and 12,293,419,371.86

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Solution

The fourth proportional to 37,479,020,017.21, 56,216,550,042.45 and 12,293,419,371.86 is: 18,439,479,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,479,020,017.21 : 56,216,550,042.45 = 12,293,419,371.86 : x
  2. Step 2: Convert to fraction form
    37,479,020,017.21/56,216,550,042.45 = 12,293,419,371.86/x
  3. Step 3: Cross multiply
    37,479,020,017.21x = 56,216,550,042.45 × 12,293,419,371.86
  4. Step 4: Simplify right side
    37,479,020,017.21x = 691,093,625,311,104,335,872
  5. Step 5: Solve for x
    x = 691,093,625,311,104,335,872/37,479,020,017.21
  6. Step 6: Final answer
    x = 18,439,479,607.36

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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.