Home / 1,831,873,505.46-2,740,876,422.75-1,085,290,258.74

Finding the Fourth Proportional to 1,831,873,505.46, 2,740,876,422.75 and 1,085,290,258.74

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Solution

The fourth proportional to 1,831,873,505.46, 2,740,876,422.75 and 1,085,290,258.74 is: 1,623,827,449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,873,505.46 : 2,740,876,422.75 = 1,085,290,258.74 : x
  2. Step 2: Convert to fraction form
    1,831,873,505.46/2,740,876,422.75 = 1,085,290,258.74/x
  3. Step 3: Cross multiply
    1,831,873,505.46x = 2,740,876,422.75 × 1,085,290,258.74
  4. Step 4: Simplify right side
    1,831,873,505.46x = 2,974,646,482,020,712,960
  5. Step 5: Solve for x
    x = 2,974,646,482,020,712,960/1,831,873,505.46
  6. Step 6: Final answer
    x = 1,623,827,449.41

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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.