Home / 434,620,153.40-651,930,230.10-262,008,116.60

Finding the Fourth Proportional to 434,620,153.40, 651,930,230.10 and 262,008,116.60

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Solution

The fourth proportional to 434,620,153.40, 651,930,230.10 and 262,008,116.60 is: 393,012,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,620,153.40 : 651,930,230.10 = 262,008,116.60 : x
  2. Step 2: Convert to fraction form
    434,620,153.40/651,930,230.10 = 262,008,116.60/x
  3. Step 3: Cross multiply
    434,620,153.40x = 651,930,230.10 × 262,008,116.60
  4. Step 4: Simplify right side
    434,620,153.40x = 170,811,011,743,105,632
  5. Step 5: Solve for x
    x = 170,811,011,743,105,632/434,620,153.40
  6. Step 6: Final answer
    x = 393,012,174.90

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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.