Home / 7,434,253,879.29-11,148,108,468.24-3,939,840,642.74

Finding the Fourth Proportional to 7,434,253,879.29, 11,148,108,468.24 and 3,939,840,642.74

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Solution

The fourth proportional to 7,434,253,879.29, 11,148,108,468.24 and 3,939,840,642.74 is: 5,908,026,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434,253,879.29 : 11,148,108,468.24 = 3,939,840,642.74 : x
  2. Step 2: Convert to fraction form
    7,434,253,879.29/11,148,108,468.24 = 3,939,840,642.74/x
  3. Step 3: Cross multiply
    7,434,253,879.29x = 11,148,108,468.24 × 3,939,840,642.74
  4. Step 4: Simplify right side
    7,434,253,879.29x = 43,921,770,832,805,937,152
  5. Step 5: Solve for x
    x = 43,921,770,832,805,937,152/7,434,253,879.29
  6. Step 6: Final answer
    x = 5,908,026,756.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.