Home / 152,088,020.40-228,132,030.60-146,713,249.20

Finding the Fourth Proportional to 152,088,020.40, 228,132,030.60 and 146,713,249.20

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Solution

The fourth proportional to 152,088,020.40, 228,132,030.60 and 146,713,249.20 is: 220,069,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,088,020.40 : 228,132,030.60 = 146,713,249.20 : x
  2. Step 2: Convert to fraction form
    152,088,020.40/228,132,030.60 = 146,713,249.20/x
  3. Step 3: Cross multiply
    152,088,020.40x = 228,132,030.60 × 146,713,249.20
  4. Step 4: Simplify right side
    152,088,020.40x = 33,469,991,455,919,820
  5. Step 5: Solve for x
    x = 33,469,991,455,919,820/152,088,020.40
  6. Step 6: Final answer
    x = 220,069,873.80

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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.