Home / 146,705,320.80-220,057,981.20-44,456,072.40

Finding the Fourth Proportional to 146,705,320.80, 220,057,981.20 and 44,456,072.40

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Solution

The fourth proportional to 146,705,320.80, 220,057,981.20 and 44,456,072.40 is: 66,684,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,705,320.80 : 220,057,981.20 = 44,456,072.40 : x
  2. Step 2: Convert to fraction form
    146,705,320.80/220,057,981.20 = 44,456,072.40/x
  3. Step 3: Cross multiply
    146,705,320.80x = 220,057,981.20 × 44,456,072.40
  4. Step 4: Simplify right side
    146,705,320.80x = 9,782,913,544,425,038
  5. Step 5: Solve for x
    x = 9,782,913,544,425,038/146,705,320.80
  6. Step 6: Final answer
    x = 66,684,108.60

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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.