Home / 215,809,777.80-323,714,666.70-151,186,552.20

Finding the Fourth Proportional to 215,809,777.80, 323,714,666.70 and 151,186,552.20

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Solution

The fourth proportional to 215,809,777.80, 323,714,666.70 and 151,186,552.20 is: 226,779,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,809,777.80 : 323,714,666.70 = 151,186,552.20 : x
  2. Step 2: Convert to fraction form
    215,809,777.80/323,714,666.70 = 151,186,552.20/x
  3. Step 3: Cross multiply
    215,809,777.80x = 323,714,666.70 × 151,186,552.20
  4. Step 4: Simplify right side
    215,809,777.80x = 48,941,304,354,945,144
  5. Step 5: Solve for x
    x = 48,941,304,354,945,144/215,809,777.80
  6. Step 6: Final answer
    x = 226,779,828.30

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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.