Home / 152,087,813.40-228,131,720.10-146,713,042.20

Finding the Fourth Proportional to 152,087,813.40, 228,131,720.10 and 146,713,042.20

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Solution

The fourth proportional to 152,087,813.40, 228,131,720.10 and 146,713,042.20 is: 220,069,563.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,087,813.40 : 228,131,720.10 = 146,713,042.20 : x
  2. Step 2: Convert to fraction form
    152,087,813.40/228,131,720.10 = 146,713,042.20/x
  3. Step 3: Cross multiply
    152,087,813.40x = 228,131,720.10 × 146,713,042.20
  4. Step 4: Simplify right side
    152,087,813.40x = 33,469,898,678,189,884
  5. Step 5: Solve for x
    x = 33,469,898,678,189,884/152,087,813.40
  6. Step 6: Final answer
    x = 220,069,563.30

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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.