Home / 354,603,263.10-531,187,449.30-245,551,569.90

Finding the Fourth Proportional to 354,603,263.10, 531,187,449.30 and 245,551,569.90

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Solution

The fourth proportional to 354,603,263.10, 531,187,449.30 and 245,551,569.90 is: 367,830,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,603,263.10 : 531,187,449.30 = 245,551,569.90 : x
  2. Step 2: Convert to fraction form
    354,603,263.10/531,187,449.30 = 245,551,569.90/x
  3. Step 3: Cross multiply
    354,603,263.10x = 531,187,449.30 × 245,551,569.90
  4. Step 4: Simplify right side
    354,603,263.10x = 130,433,912,086,791,664
  5. Step 5: Solve for x
    x = 130,433,912,086,791,664/354,603,263.10
  6. Step 6: Final answer
    x = 367,830,546.58

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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.