Home / 2,980,350,688.41-4,112,698,603.77-1,642,165,891.65

Finding the Fourth Proportional to 2,980,350,688.41, 4,112,698,603.77 and 1,642,165,891.65

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Solution

The fourth proportional to 2,980,350,688.41, 4,112,698,603.77 and 1,642,165,891.65 is: 2,266,086,805.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,350,688.41 : 4,112,698,603.77 = 1,642,165,891.65 : x
  2. Step 2: Convert to fraction form
    2,980,350,688.41/4,112,698,603.77 = 1,642,165,891.65/x
  3. Step 3: Cross multiply
    2,980,350,688.41x = 4,112,698,603.77 × 1,642,165,891.65
  4. Step 4: Simplify right side
    2,980,350,688.41x = 6,753,733,369,747,672,064
  5. Step 5: Solve for x
    x = 6,753,733,369,747,672,064/2,980,350,688.41
  6. Step 6: Final answer
    x = 2,266,086,805.16

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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.