Home / 1,199,071,496.80-1,654,211,971.20-802,722,167.20

Finding the Fourth Proportional to 1,199,071,496.80, 1,654,211,971.20 and 802,722,167.20

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Solution

The fourth proportional to 1,199,071,496.80, 1,654,211,971.20 and 802,722,167.20 is: 1,107,417,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,071,496.80 : 1,654,211,971.20 = 802,722,167.20 : x
  2. Step 2: Convert to fraction form
    1,199,071,496.80/1,654,211,971.20 = 802,722,167.20/x
  3. Step 3: Cross multiply
    1,199,071,496.80x = 1,654,211,971.20 × 802,722,167.20
  4. Step 4: Simplify right side
    1,199,071,496.80x = 1,327,872,618,529,848,064
  5. Step 5: Solve for x
    x = 1,327,872,618,529,848,064/1,199,071,496.80
  6. Step 6: Final answer
    x = 1,107,417,382.59

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Double scale
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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.