Home / 1,308,924,451.48-1,806,314,485.98-722,213,616.28

Finding the Fourth Proportional to 1,308,924,451.48, 1,806,314,485.98 and 722,213,616.28

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Solution

The fourth proportional to 1,308,924,451.48, 1,806,314,485.98 and 722,213,616.28 is: 996,654,096.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,924,451.48 : 1,806,314,485.98 = 722,213,616.28 : x
  2. Step 2: Convert to fraction form
    1,308,924,451.48/1,806,314,485.98 = 722,213,616.28/x
  3. Step 3: Cross multiply
    1,308,924,451.48x = 1,806,314,485.98 × 722,213,616.28
  4. Step 4: Simplify right side
    1,308,924,451.48x = 1,304,544,917,058,565,120
  5. Step 5: Solve for x
    x = 1,304,544,917,058,565,120/1,308,924,451.48
  6. Step 6: Final answer
    x = 996,654,096.87

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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.