Home / 19,487,680,356.30-26,888,389,686.72-11,029,504,133.22

Finding the Fourth Proportional to 19,487,680,356.30, 26,888,389,686.72 and 11,029,504,133.22

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Solution

The fourth proportional to 19,487,680,356.30, 26,888,389,686.72 and 11,029,504,133.22 is: 15,218,107,017.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487,680,356.30 : 26,888,389,686.72 = 11,029,504,133.22 : x
  2. Step 2: Convert to fraction form
    19,487,680,356.30/26,888,389,686.72 = 11,029,504,133.22/x
  3. Step 3: Cross multiply
    19,487,680,356.30x = 26,888,389,686.72 × 11,029,504,133.22
  4. Step 4: Simplify right side
    19,487,680,356.30x = 296,565,605,185,308,262,400
  5. Step 5: Solve for x
    x = 296,565,605,185,308,262,400/19,487,680,356.30
  6. Step 6: Final answer
    x = 15,218,107,017.52

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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.