Home / 236,197,947.90-354,296,921.85-139,103,677.20

Finding the Fourth Proportional to 236,197,947.90, 354,296,921.85 and 139,103,677.20

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Solution

The fourth proportional to 236,197,947.90, 354,296,921.85 and 139,103,677.20 is: 208,655,515.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,197,947.90 : 354,296,921.85 = 139,103,677.20 : x
  2. Step 2: Convert to fraction form
    236,197,947.90/354,296,921.85 = 139,103,677.20/x
  3. Step 3: Cross multiply
    236,197,947.90x = 354,296,921.85 × 139,103,677.20
  4. Step 4: Simplify right side
    236,197,947.90x = 49,284,004,649,976,024
  5. Step 5: Solve for x
    x = 49,284,004,649,976,024/236,197,947.90
  6. Step 6: Final answer
    x = 208,655,515.80

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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.