Home / 159,859,622.54-220,611,628.41-97,968,008.54

Finding the Fourth Proportional to 159,859,622.54, 220,611,628.41 and 97,968,008.54

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Solution

The fourth proportional to 159,859,622.54, 220,611,628.41 and 97,968,008.54 is: 135,199,130.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,859,622.54 : 220,611,628.41 = 97,968,008.54 : x
  2. Step 2: Convert to fraction form
    159,859,622.54/220,611,628.41 = 97,968,008.54/x
  3. Step 3: Cross multiply
    159,859,622.54x = 220,611,628.41 × 97,968,008.54
  4. Step 4: Simplify right side
    159,859,622.54x = 21,612,881,896,094,188
  5. Step 5: Solve for x
    x = 21,612,881,896,094,188/159,859,622.54
  6. Step 6: Final answer
    x = 135,199,130.04

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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.