Home / 10,684,549,740.78-16,026,825,109.49-7,319,802,793.82

Finding the Fourth Proportional to 10,684,549,740.78, 16,026,825,109.49 and 7,319,802,793.82

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Solution

The fourth proportional to 10,684,549,740.78, 16,026,825,109.49 and 7,319,802,793.82 is: 10,979,704,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684,549,740.78 : 16,026,825,109.49 = 7,319,802,793.82 : x
  2. Step 2: Convert to fraction form
    10,684,549,740.78/16,026,825,109.49 = 7,319,802,793.82/x
  3. Step 3: Cross multiply
    10,684,549,740.78x = 16,026,825,109.49 × 7,319,802,793.82
  4. Step 4: Simplify right side
    10,684,549,740.78x = 117,313,199,212,392,693,760
  5. Step 5: Solve for x
    x = 117,313,199,212,392,693,760/10,684,549,740.78
  6. Step 6: Final answer
    x = 10,979,704,532.11

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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.