Home / 1,918,914,152.11-2,648,238,560.78-1,060,570,265.63

Finding the Fourth Proportional to 1,918,914,152.11, 2,648,238,560.78 and 1,060,570,265.63

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Solution

The fourth proportional to 1,918,914,152.11, 2,648,238,560.78 and 1,060,570,265.63 is: 1,463,662,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,914,152.11 : 2,648,238,560.78 = 1,060,570,265.63 : x
  2. Step 2: Convert to fraction form
    1,918,914,152.11/2,648,238,560.78 = 1,060,570,265.63/x
  3. Step 3: Cross multiply
    1,918,914,152.11x = 2,648,238,560.78 × 1,060,570,265.63
  4. Step 4: Simplify right side
    1,918,914,152.11x = 2,808,643,073,839,509,504
  5. Step 5: Solve for x
    x = 2,808,643,073,839,509,504/1,918,914,152.11
  6. Step 6: Final answer
    x = 1,463,662,702.55

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.