Home / 553,438,745.03-830,159,693.47-159,997,600.34

Finding the Fourth Proportional to 553,438,745.03, 830,159,693.47 and 159,997,600.34

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Solution

The fourth proportional to 553,438,745.03, 830,159,693.47 and 159,997,600.34 is: 239,996,856.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,438,745.03 : 830,159,693.47 = 159,997,600.34 : x
  2. Step 2: Convert to fraction form
    553,438,745.03/830,159,693.47 = 159,997,600.34/x
  3. Step 3: Cross multiply
    553,438,745.03x = 830,159,693.47 × 159,997,600.34
  4. Step 4: Simplify right side
    553,438,745.03x = 132,823,558,854,189,968
  5. Step 5: Solve for x
    x = 132,823,558,854,189,968/553,438,745.03
  6. Step 6: Final answer
    x = 239,996,856.11

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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.