Home / 153,173,683.62-228,565,860.80-136,665,490.77

Finding the Fourth Proportional to 153,173,683.62, 228,565,860.80 and 136,665,490.77

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Solution

The fourth proportional to 153,173,683.62, 228,565,860.80 and 136,665,490.77 is: 203,932,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,173,683.62 : 228,565,860.80 = 136,665,490.77 : x
  2. Step 2: Convert to fraction form
    153,173,683.62/228,565,860.80 = 136,665,490.77/x
  3. Step 3: Cross multiply
    153,173,683.62x = 228,565,860.80 × 136,665,490.77
  4. Step 4: Simplify right side
    153,173,683.62x = 31,237,065,538,816,180
  5. Step 5: Solve for x
    x = 31,237,065,538,816,180/153,173,683.62
  6. Step 6: Final answer
    x = 203,932,325.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.