Home / 416,101,380.27-624,074,038.05-208,784,126.13

Finding the Fourth Proportional to 416,101,380.27, 624,074,038.05 and 208,784,126.13

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Solution

The fourth proportional to 416,101,380.27, 624,074,038.05 and 208,784,126.13 is: 313,137,035.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,101,380.27 : 624,074,038.05 = 208,784,126.13 : x
  2. Step 2: Convert to fraction form
    416,101,380.27/624,074,038.05 = 208,784,126.13/x
  3. Step 3: Cross multiply
    416,101,380.27x = 624,074,038.05 × 208,784,126.13
  4. Step 4: Simplify right side
    416,101,380.27x = 130,296,752,674,689,600
  5. Step 5: Solve for x
    x = 130,296,752,674,689,600/416,101,380.27
  6. Step 6: Final answer
    x = 313,137,035.47

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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.