Home / 486,267,825.48-729,692,237.98-446,705,957.76

Finding the Fourth Proportional to 486,267,825.48, 729,692,237.98 and 446,705,957.76

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Solution

The fourth proportional to 486,267,825.48, 729,692,237.98 and 446,705,957.76 is: 670,325,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,267,825.48 : 729,692,237.98 = 446,705,957.76 : x
  2. Step 2: Convert to fraction form
    486,267,825.48/729,692,237.98 = 446,705,957.76/x
  3. Step 3: Cross multiply
    486,267,825.48x = 729,692,237.98 × 446,705,957.76
  4. Step 4: Simplify right side
    486,267,825.48x = 325,957,870,036,893,760
  5. Step 5: Solve for x
    x = 325,957,870,036,893,760/486,267,825.48
  6. Step 6: Final answer
    x = 670,325,801.87

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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.