Home / 236,197,956.40-354,296,934.60-139,103,685.70

Finding the Fourth Proportional to 236,197,956.40, 354,296,934.60 and 139,103,685.70

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Solution

The fourth proportional to 236,197,956.40, 354,296,934.60 and 139,103,685.70 is: 208,655,528.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,197,956.40 : 354,296,934.60 = 139,103,685.70 : x
  2. Step 2: Convert to fraction form
    236,197,956.40/354,296,934.60 = 139,103,685.70/x
  3. Step 3: Cross multiply
    236,197,956.40x = 354,296,934.60 × 139,103,685.70
  4. Step 4: Simplify right side
    236,197,956.40x = 49,284,009,435,071,856
  5. Step 5: Solve for x
    x = 49,284,009,435,071,856/236,197,956.40
  6. Step 6: Final answer
    x = 208,655,528.55

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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.