Home / 356,509,907.40-534,764,861.10-162,799,662.90

Finding the Fourth Proportional to 356,509,907.40, 534,764,861.10 and 162,799,662.90

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Solution

The fourth proportional to 356,509,907.40, 534,764,861.10 and 162,799,662.90 is: 244,199,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,509,907.40 : 534,764,861.10 = 162,799,662.90 : x
  2. Step 2: Convert to fraction form
    356,509,907.40/534,764,861.10 = 162,799,662.90/x
  3. Step 3: Cross multiply
    356,509,907.40x = 534,764,861.10 × 162,799,662.90
  4. Step 4: Simplify right side
    356,509,907.40x = 87,059,539,117,845,328
  5. Step 5: Solve for x
    x = 87,059,539,117,845,328/356,509,907.40
  6. Step 6: Final answer
    x = 244,199,494.35

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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.