Home / 7,102,269,672.41-9,800,733,370.05-3,887,173,114.72

Finding the Fourth Proportional to 7,102,269,672.41, 9,800,733,370.05 and 3,887,173,114.72

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Solution

The fourth proportional to 7,102,269,672.41, 9,800,733,370.05 and 3,887,173,114.72 is: 5,364,080,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,269,672.41 : 9,800,733,370.05 = 3,887,173,114.72 : x
  2. Step 2: Convert to fraction form
    7,102,269,672.41/9,800,733,370.05 = 3,887,173,114.72/x
  3. Step 3: Cross multiply
    7,102,269,672.41x = 9,800,733,370.05 × 3,887,173,114.72
  4. Step 4: Simplify right side
    7,102,269,672.41x = 38,097,147,260,572,999,680
  5. Step 5: Solve for x
    x = 38,097,147,260,572,999,680/7,102,269,672.41
  6. Step 6: Final answer
    x = 5,364,080,641.51

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Double scale
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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.