Home / 2,638,163,055.40-3,957,244,583.10-914,877,039.40

Finding the Fourth Proportional to 2,638,163,055.40, 3,957,244,583.10 and 914,877,039.40

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Solution

The fourth proportional to 2,638,163,055.40, 3,957,244,583.10 and 914,877,039.40 is: 1,372,315,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,163,055.40 : 3,957,244,583.10 = 914,877,039.40 : x
  2. Step 2: Convert to fraction form
    2,638,163,055.40/3,957,244,583.10 = 914,877,039.40/x
  3. Step 3: Cross multiply
    2,638,163,055.40x = 3,957,244,583.10 × 914,877,039.40
  4. Step 4: Simplify right side
    2,638,163,055.40x = 3,620,392,208,368,215,040
  5. Step 5: Solve for x
    x = 3,620,392,208,368,215,040/2,638,163,055.40
  6. Step 6: Final answer
    x = 1,372,315,559.10

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Double scale
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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.