Home / 12,418,288,158.20-18,627,432,237.30-9,969,408,030.20

Finding the Fourth Proportional to 12,418,288,158.20, 18,627,432,237.30 and 9,969,408,030.20

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Solution

The fourth proportional to 12,418,288,158.20, 18,627,432,237.30 and 9,969,408,030.20 is: 14,954,112,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,418,288,158.20 : 18,627,432,237.30 = 9,969,408,030.20 : x
  2. Step 2: Convert to fraction form
    12,418,288,158.20/18,627,432,237.30 = 9,969,408,030.20/x
  3. Step 3: Cross multiply
    12,418,288,158.20x = 18,627,432,237.30 × 9,969,408,030.20
  4. Step 4: Simplify right side
    12,418,288,158.20x = 185,704,472,528,544,989,184
  5. Step 5: Solve for x
    x = 185,704,472,528,544,989,184/12,418,288,158.20
  6. Step 6: Final answer
    x = 14,954,112,045.30

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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.