Home / 79,015,454,674.56-109,041,408,151.20-42,886,494,546.62

Finding the Fourth Proportional to 79,015,454,674.56, 109,041,408,151.20 and 42,886,494,546.62

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Solution

The fourth proportional to 79,015,454,674.56, 109,041,408,151.20 and 42,886,494,546.62 is: 59,183,406,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,015,454,674.56 : 109,041,408,151.20 = 42,886,494,546.62 : x
  2. Step 2: Convert to fraction form
    79,015,454,674.56/109,041,408,151.20 = 42,886,494,546.62/x
  3. Step 3: Cross multiply
    79,015,454,674.56x = 109,041,408,151.20 × 42,886,494,546.62
  4. Step 4: Simplify right side
    79,015,454,674.56x = 4,676,403,756,031,658,688,512
  5. Step 5: Solve for x
    x = 4,676,403,756,031,658,688,512/79,015,454,674.56
  6. Step 6: Final answer
    x = 59,183,406,275.30

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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.