Home / 7,899,531,661.20-11,849,547,269.64-2,926,498,102.32

Finding the Fourth Proportional to 7,899,531,661.20, 11,849,547,269.64 and 2,926,498,102.32

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Solution

The fourth proportional to 7,899,531,661.20, 11,849,547,269.64 and 2,926,498,102.32 is: 4,389,839,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899,531,661.20 : 11,849,547,269.64 = 2,926,498,102.32 : x
  2. Step 2: Convert to fraction form
    7,899,531,661.20/11,849,547,269.64 = 2,926,498,102.32/x
  3. Step 3: Cross multiply
    7,899,531,661.20x = 11,849,547,269.64 × 2,926,498,102.32
  4. Step 4: Simplify right side
    7,899,531,661.20x = 34,677,677,597,952,598,016
  5. Step 5: Solve for x
    x = 34,677,677,597,952,598,016/7,899,531,661.20
  6. Step 6: Final answer
    x = 4,389,839,687.37

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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.