Home / 19,681,422,589.08-27,160,345,623.72-11,109,653,482.11

Finding the Fourth Proportional to 19,681,422,589.08, 27,160,345,623.72 and 11,109,653,482.11

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Solution

The fourth proportional to 19,681,422,589.08, 27,160,345,623.72 and 11,109,653,482.11 is: 15,331,311,899.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681,422,589.08 : 27,160,345,623.72 = 11,109,653,482.11 : x
  2. Step 2: Convert to fraction form
    19,681,422,589.08/27,160,345,623.72 = 11,109,653,482.11/x
  3. Step 3: Cross multiply
    19,681,422,589.08x = 27,160,345,623.72 × 11,109,653,482.11
  4. Step 4: Simplify right side
    19,681,422,589.08x = 301,742,028,333,872,054,272
  5. Step 5: Solve for x
    x = 301,742,028,333,872,054,272/19,681,422,589.08
  6. Step 6: Final answer
    x = 15,331,311,899.24

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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.