Home / 12,223,143,353.60-18,334,715,030.40-11,642,012,620.10

Finding the Fourth Proportional to 12,223,143,353.60, 18,334,715,030.40 and 11,642,012,620.10

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Solution

The fourth proportional to 12,223,143,353.60, 18,334,715,030.40 and 11,642,012,620.10 is: 17,463,018,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,143,353.60 : 18,334,715,030.40 = 11,642,012,620.10 : x
  2. Step 2: Convert to fraction form
    12,223,143,353.60/18,334,715,030.40 = 11,642,012,620.10/x
  3. Step 3: Cross multiply
    12,223,143,353.60x = 18,334,715,030.40 × 11,642,012,620.10
  4. Step 4: Simplify right side
    12,223,143,353.60x = 213,452,983,769,853,984,768
  5. Step 5: Solve for x
    x = 213,452,983,769,853,984,768/12,223,143,353.60
  6. Step 6: Final answer
    x = 17,463,018,930.15

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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.