Home / 49,498,840,654.74-74,253,574,387.91-21,171,714,115.14

Finding the Fourth Proportional to 49,498,840,654.74, 74,253,574,387.91 and 21,171,714,115.14

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Solution

The fourth proportional to 49,498,840,654.74, 74,253,574,387.91 and 21,171,714,115.14 is: 31,759,843,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,498,840,654.74 : 74,253,574,387.91 = 21,171,714,115.14 : x
  2. Step 2: Convert to fraction form
    49,498,840,654.74/74,253,574,387.91 = 21,171,714,115.14/x
  3. Step 3: Cross multiply
    49,498,840,654.74x = 74,253,574,387.91 × 21,171,714,115.14
  4. Step 4: Simplify right side
    49,498,840,654.74x = 1,572,075,448,968,175,419,392
  5. Step 5: Solve for x
    x = 1,572,075,448,968,175,419,392/49,498,840,654.74
  6. Step 6: Final answer
    x = 31,759,843,830.15

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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.