Home / 507,915,955.48-762,001,921.95-144,410,311.48

Finding the Fourth Proportional to 507,915,955.48, 762,001,921.95 and 144,410,311.48

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Solution

The fourth proportional to 507,915,955.48, 762,001,921.95 and 144,410,311.48 is: 216,651,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,915,955.48 : 762,001,921.95 = 144,410,311.48 : x
  2. Step 2: Convert to fraction form
    507,915,955.48/762,001,921.95 = 144,410,311.48/x
  3. Step 3: Cross multiply
    507,915,955.48x = 762,001,921.95 × 144,410,311.48
  4. Step 4: Simplify right side
    507,915,955.48x = 110,040,934,897,158,144
  5. Step 5: Solve for x
    x = 110,040,934,897,158,144/507,915,955.48
  6. Step 6: Final answer
    x = 216,651,856.89

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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.