Home / 435,474,014.40-653,211,021.60-400,705,963.20

Finding the Fourth Proportional to 435,474,014.40, 653,211,021.60 and 400,705,963.20

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Solution

The fourth proportional to 435,474,014.40, 653,211,021.60 and 400,705,963.20 is: 601,058,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,474,014.40 : 653,211,021.60 = 400,705,963.20 : x
  2. Step 2: Convert to fraction form
    435,474,014.40/653,211,021.60 = 400,705,963.20/x
  3. Step 3: Cross multiply
    435,474,014.40x = 653,211,021.60 × 400,705,963.20
  4. Step 4: Simplify right side
    435,474,014.40x = 261,745,551,583,084,000
  5. Step 5: Solve for x
    x = 261,745,551,583,084,000/435,474,014.40
  6. Step 6: Final answer
    x = 601,058,944.80

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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.