Home / 1,199,071,497.80-1,654,211,972.58-802,722,168.20

Finding the Fourth Proportional to 1,199,071,497.80, 1,654,211,972.58 and 802,722,168.20

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Solution

The fourth proportional to 1,199,071,497.80, 1,654,211,972.58 and 802,722,168.20 is: 1,107,417,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,071,497.80 : 1,654,211,972.58 = 802,722,168.20 : x
  2. Step 2: Convert to fraction form
    1,199,071,497.80/1,654,211,972.58 = 802,722,168.20/x
  3. Step 3: Cross multiply
    1,199,071,497.80x = 1,654,211,972.58 × 802,722,168.20
  4. Step 4: Simplify right side
    1,199,071,497.80x = 1,327,872,621,291,816,448
  5. Step 5: Solve for x
    x = 1,327,872,621,291,816,448/1,199,071,497.80
  6. Step 6: Final answer
    x = 1,107,417,383.97

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Double scale
Find fourth proportional to 1,199,071,498.80, 1,654,211,973.96 and 802,722,169.20
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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.