Home / 20,038,165,184.05-27,662,082,692.91-11,578,352,538.22

Finding the Fourth Proportional to 20,038,165,184.05, 27,662,082,692.91 and 11,578,352,538.22

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Solution

The fourth proportional to 20,038,165,184.05, 27,662,082,692.91 and 11,578,352,538.22 is: 15,983,566,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,165,184.05 : 27,662,082,692.91 = 11,578,352,538.22 : x
  2. Step 2: Convert to fraction form
    20,038,165,184.05/27,662,082,692.91 = 11,578,352,538.22/x
  3. Step 3: Cross multiply
    20,038,165,184.05x = 27,662,082,692.91 × 11,578,352,538.22
  4. Step 4: Simplify right side
    20,038,165,184.05x = 320,281,345,359,906,013,184
  5. Step 5: Solve for x
    x = 320,281,345,359,906,013,184/20,038,165,184.05
  6. Step 6: Final answer
    x = 15,983,566,480.17

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1.5x scale

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.