Home / 106,372,345.77-159,231,262.59-69,404,635.35

Finding the Fourth Proportional to 106,372,345.77, 159,231,262.59 and 69,404,635.35

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Solution

The fourth proportional to 106,372,345.77, 159,231,262.59 and 69,404,635.35 is: 103,893,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,372,345.77 : 159,231,262.59 = 69,404,635.35 : x
  2. Step 2: Convert to fraction form
    106,372,345.77/159,231,262.59 = 69,404,635.35/x
  3. Step 3: Cross multiply
    106,372,345.77x = 159,231,262.59 × 69,404,635.35
  4. Step 4: Simplify right side
    106,372,345.77x = 11,051,387,716,379,046
  5. Step 5: Solve for x
    x = 11,051,387,716,379,046/106,372,345.77
  6. Step 6: Final answer
    x = 103,893,428.66

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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.