Home / 2,811,756,466.08-3,880,223,861.52-1,558,690,146.72

Finding the Fourth Proportional to 2,811,756,466.08, 3,880,223,861.52 and 1,558,690,146.72

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Solution

The fourth proportional to 2,811,756,466.08, 3,880,223,861.52 and 1,558,690,146.72 is: 2,150,992,368.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,756,466.08 : 3,880,223,861.52 = 1,558,690,146.72 : x
  2. Step 2: Convert to fraction form
    2,811,756,466.08/3,880,223,861.52 = 1,558,690,146.72/x
  3. Step 3: Cross multiply
    2,811,756,466.08x = 3,880,223,861.52 × 1,558,690,146.72
  4. Step 4: Simplify right side
    2,811,756,466.08x = 6,048,066,700,019,053,568
  5. Step 5: Solve for x
    x = 6,048,066,700,019,053,568/2,811,756,466.08
  6. Step 6: Final answer
    x = 2,150,992,368.29

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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.