Home / 1,917,763,409.70-2,876,645,114.55-884,642,105.70

Finding the Fourth Proportional to 1,917,763,409.70, 2,876,645,114.55 and 884,642,105.70

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Solution

The fourth proportional to 1,917,763,409.70, 2,876,645,114.55 and 884,642,105.70 is: 1,326,963,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,763,409.70 : 2,876,645,114.55 = 884,642,105.70 : x
  2. Step 2: Convert to fraction form
    1,917,763,409.70/2,876,645,114.55 = 884,642,105.70/x
  3. Step 3: Cross multiply
    1,917,763,409.70x = 2,876,645,114.55 × 884,642,105.70
  4. Step 4: Simplify right side
    1,917,763,409.70x = 2,544,801,391,487,130,112
  5. Step 5: Solve for x
    x = 2,544,801,391,487,130,112/1,917,763,409.70
  6. Step 6: Final answer
    x = 1,326,963,158.55

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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.