Home / 1,994,553,010.10-2,991,829,515.15-961,431,706.10

Finding the Fourth Proportional to 1,994,553,010.10, 2,991,829,515.15 and 961,431,706.10

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Solution

The fourth proportional to 1,994,553,010.10, 2,991,829,515.15 and 961,431,706.10 is: 1,442,147,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,553,010.10 : 2,991,829,515.15 = 961,431,706.10 : x
  2. Step 2: Convert to fraction form
    1,994,553,010.10/2,991,829,515.15 = 961,431,706.10/x
  3. Step 3: Cross multiply
    1,994,553,010.10x = 2,991,829,515.15 × 961,431,706.10
  4. Step 4: Simplify right side
    1,994,553,010.10x = 2,876,439,755,111,000,576
  5. Step 5: Solve for x
    x = 2,876,439,755,111,000,576/1,994,553,010.10
  6. Step 6: Final answer
    x = 1,442,147,559.15

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Double scale
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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.