Home / 12,208,804,985.30-18,313,207,477.95-3,017,946,233.30

Finding the Fourth Proportional to 12,208,804,985.30, 18,313,207,477.95 and 3,017,946,233.30

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Solution

The fourth proportional to 12,208,804,985.30, 18,313,207,477.95 and 3,017,946,233.30 is: 4,526,919,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,804,985.30 : 18,313,207,477.95 = 3,017,946,233.30 : x
  2. Step 2: Convert to fraction form
    12,208,804,985.30/18,313,207,477.95 = 3,017,946,233.30/x
  3. Step 3: Cross multiply
    12,208,804,985.30x = 18,313,207,477.95 × 3,017,946,233.30
  4. Step 4: Simplify right side
    12,208,804,985.30x = 55,268,275,527,720,599,552
  5. Step 5: Solve for x
    x = 55,268,275,527,720,599,552/12,208,804,985.30
  6. Step 6: Final answer
    x = 4,526,919,349.95

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Double scale
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Similar ratio
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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.