Home / 26,402,983,287.23-39,620,765,008.83-12,235,308,272.45

Finding the Fourth Proportional to 26,402,983,287.23, 39,620,765,008.83 and 12,235,308,272.45

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Solution

The fourth proportional to 26,402,983,287.23, 39,620,765,008.83 and 12,235,308,272.45 is: 18,360,511,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402,983,287.23 : 39,620,765,008.83 = 12,235,308,272.45 : x
  2. Step 2: Convert to fraction form
    26,402,983,287.23/39,620,765,008.83 = 12,235,308,272.45/x
  3. Step 3: Cross multiply
    26,402,983,287.23x = 39,620,765,008.83 × 12,235,308,272.45
  4. Step 4: Simplify right side
    26,402,983,287.23x = 484,772,273,873,335,222,272
  5. Step 5: Solve for x
    x = 484,772,273,873,335,222,272/26,402,983,287.23
  6. Step 6: Final answer
    x = 18,360,511,333.12

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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.