Home / 1,515,994,020.10-2,273,991,030.15-699,700,644.10

Finding the Fourth Proportional to 1,515,994,020.10, 2,273,991,030.15 and 699,700,644.10

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Solution

The fourth proportional to 1,515,994,020.10, 2,273,991,030.15 and 699,700,644.10 is: 1,049,550,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,994,020.10 : 2,273,991,030.15 = 699,700,644.10 : x
  2. Step 2: Convert to fraction form
    1,515,994,020.10/2,273,991,030.15 = 699,700,644.10/x
  3. Step 3: Cross multiply
    1,515,994,020.10x = 2,273,991,030.15 × 699,700,644.10
  4. Step 4: Simplify right side
    1,515,994,020.10x = 1,591,112,988,473,577,728
  5. Step 5: Solve for x
    x = 1,591,112,988,473,577,728/1,515,994,020.10
  6. Step 6: Final answer
    x = 1,049,550,966.15

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Double scale
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Similar ratio
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1.5x scale

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.