Home / 356,864,972.53-535,301,151.69-107,872,297.66

Finding the Fourth Proportional to 356,864,972.53, 535,301,151.69 and 107,872,297.66

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Solution

The fourth proportional to 356,864,972.53, 535,301,151.69 and 107,872,297.66 is: 161,809,562.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,864,972.53 : 535,301,151.69 = 107,872,297.66 : x
  2. Step 2: Convert to fraction form
    356,864,972.53/535,301,151.69 = 107,872,297.66/x
  3. Step 3: Cross multiply
    356,864,972.53x = 535,301,151.69 × 107,872,297.66
  4. Step 4: Simplify right side
    356,864,972.53x = 57,744,165,172,844,488
  5. Step 5: Solve for x
    x = 57,744,165,172,844,488/356,864,972.53
  6. Step 6: Final answer
    x = 161,809,562.77

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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.