Home / 359,686,822.77-496,379,848.01-220,430,691.27

Finding the Fourth Proportional to 359,686,822.77, 496,379,848.01 and 220,430,691.27

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Solution

The fourth proportional to 359,686,822.77, 496,379,848.01 and 220,430,691.27 is: 304,201,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,686,822.77 : 496,379,848.01 = 220,430,691.27 : x
  2. Step 2: Convert to fraction form
    359,686,822.77/496,379,848.01 = 220,430,691.27/x
  3. Step 3: Cross multiply
    359,686,822.77x = 496,379,848.01 × 220,430,691.27
  4. Step 4: Simplify right side
    359,686,822.77x = 109,417,353,028,239,680
  5. Step 5: Solve for x
    x = 109,417,353,028,239,680/359,686,822.77
  6. Step 6: Final answer
    x = 304,201,728.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.