Home / 159,276,619,990.60-219,801,823,762.16-86,032,850,320.02

Finding the Fourth Proportional to 159,276,619,990.60, 219,801,823,762.16 and 86,032,850,320.02

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Solution

The fourth proportional to 159,276,619,990.60, 219,801,823,762.16 and 86,032,850,320.02 is: 118,725,381,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,276,619,990.60 : 219,801,823,762.16 = 86,032,850,320.02 : x
  2. Step 2: Convert to fraction form
    159,276,619,990.60/219,801,823,762.16 = 86,032,850,320.02/x
  3. Step 3: Cross multiply
    159,276,619,990.60x = 219,801,823,762.16 × 86,032,850,320.02
  4. Step 4: Simplify right side
    159,276,619,990.60x = 18,910,177,403,797,327,839,232
  5. Step 5: Solve for x
    x = 18,910,177,403,797,327,839,232/159,276,619,990.60
  6. Step 6: Final answer
    x = 118,725,381,069.20

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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.