Home / 2,787,696,169.40-4,181,544,254.10-1,953,262,940.60

Finding the Fourth Proportional to 2,787,696,169.40, 4,181,544,254.10 and 1,953,262,940.60

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Solution

The fourth proportional to 2,787,696,169.40, 4,181,544,254.10 and 1,953,262,940.60 is: 2,929,894,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,696,169.40 : 4,181,544,254.10 = 1,953,262,940.60 : x
  2. Step 2: Convert to fraction form
    2,787,696,169.40/4,181,544,254.10 = 1,953,262,940.60/x
  3. Step 3: Cross multiply
    2,787,696,169.40x = 4,181,544,254.10 × 1,953,262,940.60
  4. Step 4: Simplify right side
    2,787,696,169.40x = 8,167,655,426,012,398,592
  5. Step 5: Solve for x
    x = 8,167,655,426,012,398,592/2,787,696,169.40
  6. Step 6: Final answer
    x = 2,929,894,410.90

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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.