Home / 6,983,710,956,538.40-9,637,418,554,036-3,900,750,715,020.80

Finding the Fourth Proportional to 6,983,710,956,538.40, 9,637,418,554,036 and 3,900,750,715,020.80

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Solution

The fourth proportional to 6,983,710,956,538.40, 9,637,418,554,036 and 3,900,750,715,020.80 is: 5,382,978,698,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983,710,956,538.40 : 9,637,418,554,036 = 3,900,750,715,020.80 : x
  2. Step 2: Convert to fraction form
    6,983,710,956,538.40/9,637,418,554,036 = 3,900,750,715,020.80/x
  3. Step 3: Cross multiply
    6,983,710,956,538.40x = 9,637,418,554,036 × 3,900,750,715,020.80
  4. Step 4: Simplify right side
    6,983,710,956,538.40x = 37,593,167,315,610,650,261,061,632
  5. Step 5: Solve for x
    x = 37,593,167,315,610,650,261,061,632/6,983,710,956,538.40
  6. Step 6: Final answer
    x = 5,382,978,698,511.94

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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.