Home / 136,590,403.07-204,784,630.72-70,917,249.40

Finding the Fourth Proportional to 136,590,403.07, 204,784,630.72 and 70,917,249.40

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Solution

The fourth proportional to 136,590,403.07, 204,784,630.72 and 70,917,249.40 is: 106,323,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,590,403.07 : 204,784,630.72 = 70,917,249.40 : x
  2. Step 2: Convert to fraction form
    136,590,403.07/204,784,630.72 = 70,917,249.40/x
  3. Step 3: Cross multiply
    136,590,403.07x = 204,784,630.72 × 70,917,249.40
  4. Step 4: Simplify right side
    136,590,403.07x = 14,522,762,729,367,886
  5. Step 5: Solve for x
    x = 14,522,762,729,367,886/136,590,403.07
  6. Step 6: Final answer
    x = 106,323,448.81

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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.