Home / 7,279,491,894.46-10,045,676,920.08-3,937,989,252.22

Finding the Fourth Proportional to 7,279,491,894.46, 10,045,676,920.08 and 3,937,989,252.22

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Solution

The fourth proportional to 7,279,491,894.46, 10,045,676,920.08 and 3,937,989,252.22 is: 5,434,413,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,491,894.46 : 10,045,676,920.08 = 3,937,989,252.22 : x
  2. Step 2: Convert to fraction form
    7,279,491,894.46/10,045,676,920.08 = 3,937,989,252.22/x
  3. Step 3: Cross multiply
    7,279,491,894.46x = 10,045,676,920.08 × 3,937,989,252.22
  4. Step 4: Simplify right side
    7,279,491,894.46x = 39,559,767,742,549,549,056
  5. Step 5: Solve for x
    x = 39,559,767,742,549,549,056/7,279,491,894.46
  6. Step 6: Final answer
    x = 5,434,413,323.91

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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.