Home / 158,361,556,417.40-218,546,799,577.68-98,233,896,524.60

Finding the Fourth Proportional to 158,361,556,417.40, 218,546,799,577.68 and 98,233,896,524.60

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Solution

The fourth proportional to 158,361,556,417.40, 218,546,799,577.68 and 98,233,896,524.60 is: 135,567,647,737.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,361,556,417.40 : 218,546,799,577.68 = 98,233,896,524.60 : x
  2. Step 2: Convert to fraction form
    158,361,556,417.40/218,546,799,577.68 = 98,233,896,524.60/x
  3. Step 3: Cross multiply
    158,361,556,417.40x = 218,546,799,577.68 × 98,233,896,524.60
  4. Step 4: Simplify right side
    158,361,556,417.40x = 21,468,703,695,496,313,569,280
  5. Step 5: Solve for x
    x = 21,468,703,695,496,313,569,280/158,361,556,417.40
  6. Step 6: Final answer
    x = 135,567,647,737.12

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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.