Home / 147,444,816.60-220,885,215.30-79,264,848.60

Finding the Fourth Proportional to 147,444,816.60, 220,885,215.30 and 79,264,848.60

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Solution

The fourth proportional to 147,444,816.60, 220,885,215.30 and 79,264,848.60 is: 118,745,667.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,444,816.60 : 220,885,215.30 = 79,264,848.60 : x
  2. Step 2: Convert to fraction form
    147,444,816.60/220,885,215.30 = 79,264,848.60/x
  3. Step 3: Cross multiply
    147,444,816.60x = 220,885,215.30 × 79,264,848.60
  4. Step 4: Simplify right side
    147,444,816.60x = 17,508,433,148,732,904
  5. Step 5: Solve for x
    x = 17,508,433,148,732,904/147,444,816.60
  6. Step 6: Final answer
    x = 118,745,667.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.