Home / 19,752,795,987.58-27,281,481,886.14-13,008,761,933.50

Finding the Fourth Proportional to 19,752,795,987.58, 27,281,481,886.14 and 13,008,761,933.50

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Solution

The fourth proportional to 19,752,795,987.58, 27,281,481,886.14 and 13,008,761,933.50 is: 17,966,990,762.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752,795,987.58 : 27,281,481,886.14 = 13,008,761,933.50 : x
  2. Step 2: Convert to fraction form
    19,752,795,987.58/27,281,481,886.14 = 13,008,761,933.50/x
  3. Step 3: Cross multiply
    19,752,795,987.58x = 27,281,481,886.14 × 13,008,761,933.50
  4. Step 4: Simplify right side
    19,752,795,987.58x = 354,898,303,049,887,776,768
  5. Step 5: Solve for x
    x = 354,898,303,049,887,776,768/19,752,795,987.58
  6. Step 6: Final answer
    x = 17,966,990,762.88

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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.