Home / 27,805,450,259.12-38,371,251,590.52-15,118,185,752.24

Finding the Fourth Proportional to 27,805,450,259.12, 38,371,251,590.52 and 15,118,185,752.24

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Solution

The fourth proportional to 27,805,450,259.12, 38,371,251,590.52 and 15,118,185,752.24 is: 20,862,949,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,805,450,259.12 : 38,371,251,590.52 = 15,118,185,752.24 : x
  2. Step 2: Convert to fraction form
    27,805,450,259.12/38,371,251,590.52 = 15,118,185,752.24/x
  3. Step 3: Cross multiply
    27,805,450,259.12x = 38,371,251,590.52 × 15,118,185,752.24
  4. Step 4: Simplify right side
    27,805,450,259.12x = 580,103,709,091,415,851,008
  5. Step 5: Solve for x
    x = 580,103,709,091,415,851,008/27,805,450,259.12
  6. Step 6: Final answer
    x = 20,862,949,662.22

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Double scale
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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.