Home / 18,551,838,476.23-27,827,757,714.35-9,705,259,013.83

Finding the Fourth Proportional to 18,551,838,476.23, 27,827,757,714.35 and 9,705,259,013.83

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Solution

The fourth proportional to 18,551,838,476.23, 27,827,757,714.35 and 9,705,259,013.83 is: 14,557,888,520.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551,838,476.23 : 27,827,757,714.35 = 9,705,259,013.83 : x
  2. Step 2: Convert to fraction form
    18,551,838,476.23/27,827,757,714.35 = 9,705,259,013.83/x
  3. Step 3: Cross multiply
    18,551,838,476.23x = 27,827,757,714.35 × 9,705,259,013.83
  4. Step 4: Simplify right side
    18,551,838,476.23x = 270,075,596,391,685,029,888
  5. Step 5: Solve for x
    x = 270,075,596,391,685,029,888/18,551,838,476.23
  6. Step 6: Final answer
    x = 14,557,888,520.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.