Home / 7,279,491,893.46-10,045,676,918.70-3,937,989,251.22

Finding the Fourth Proportional to 7,279,491,893.46, 10,045,676,918.70 and 3,937,989,251.22

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Solution

The fourth proportional to 7,279,491,893.46, 10,045,676,918.70 and 3,937,989,251.22 is: 5,434,413,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,491,893.46 : 10,045,676,918.70 = 3,937,989,251.22 : x
  2. Step 2: Convert to fraction form
    7,279,491,893.46/10,045,676,918.70 = 3,937,989,251.22/x
  3. Step 3: Cross multiply
    7,279,491,893.46x = 10,045,676,918.70 × 3,937,989,251.22
  4. Step 4: Simplify right side
    7,279,491,893.46x = 39,559,767,727,069,454,336
  5. Step 5: Solve for x
    x = 39,559,767,727,069,454,336/7,279,491,893.46
  6. Step 6: Final answer
    x = 5,434,413,322.53

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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.