Home / 27,620,957,035.98-38,116,849,016.59-15,413,534,159.18

Finding the Fourth Proportional to 27,620,957,035.98, 38,116,849,016.59 and 15,413,534,159.18

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Solution

The fourth proportional to 27,620,957,035.98, 38,116,849,016.59 and 15,413,534,159.18 is: 21,270,637,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620,957,035.98 : 38,116,849,016.59 = 15,413,534,159.18 : x
  2. Step 2: Convert to fraction form
    27,620,957,035.98/38,116,849,016.59 = 15,413,534,159.18/x
  3. Step 3: Cross multiply
    27,620,957,035.98x = 38,116,849,016.59 × 15,413,534,159.18
  4. Step 4: Simplify right side
    27,620,957,035.98x = 587,515,354,357,279,686,656
  5. Step 5: Solve for x
    x = 587,515,354,357,279,686,656/27,620,957,035.98
  6. Step 6: Final answer
    x = 21,270,637,132.23

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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.