Home / 146,991,809.80-220,487,714.70-103,153,832.20

Finding the Fourth Proportional to 146,991,809.80, 220,487,714.70 and 103,153,832.20

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Solution

The fourth proportional to 146,991,809.80, 220,487,714.70 and 103,153,832.20 is: 154,730,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,991,809.80 : 220,487,714.70 = 103,153,832.20 : x
  2. Step 2: Convert to fraction form
    146,991,809.80/220,487,714.70 = 103,153,832.20/x
  3. Step 3: Cross multiply
    146,991,809.80x = 220,487,714.70 × 103,153,832.20
  4. Step 4: Simplify right side
    146,991,809.80x = 22,744,152,724,325,272
  5. Step 5: Solve for x
    x = 22,744,152,724,325,272/146,991,809.80
  6. Step 6: Final answer
    x = 154,730,748.30

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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.