Home / 6,580,678,411.99-9,870,669,966.58-2,158,515,335.71

Finding the Fourth Proportional to 6,580,678,411.99, 9,870,669,966.58 and 2,158,515,335.71

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Solution

The fourth proportional to 6,580,678,411.99, 9,870,669,966.58 and 2,158,515,335.71 is: 3,237,658,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580,678,411.99 : 9,870,669,966.58 = 2,158,515,335.71 : x
  2. Step 2: Convert to fraction form
    6,580,678,411.99/9,870,669,966.58 = 2,158,515,335.71/x
  3. Step 3: Cross multiply
    6,580,678,411.99x = 9,870,669,966.58 × 2,158,515,335.71
  4. Step 4: Simplify right side
    6,580,678,411.99x = 21,305,992,496,595,042,304
  5. Step 5: Solve for x
    x = 21,305,992,496,595,042,304/6,580,678,411.99
  6. Step 6: Final answer
    x = 3,237,658,971.11

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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.