Home / 169,643,647.27-234,127,189.81-102,699,490.65

Finding the Fourth Proportional to 169,643,647.27, 234,127,189.81 and 102,699,490.65

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Solution

The fourth proportional to 169,643,647.27, 234,127,189.81 and 102,699,490.65 is: 141,736,773.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,643,647.27 : 234,127,189.81 = 102,699,490.65 : x
  2. Step 2: Convert to fraction form
    169,643,647.27/234,127,189.81 = 102,699,490.65/x
  3. Step 3: Cross multiply
    169,643,647.27x = 234,127,189.81 × 102,699,490.65
  4. Step 4: Simplify right side
    169,643,647.27x = 24,044,743,139,763,652
  5. Step 5: Solve for x
    x = 24,044,743,139,763,652/169,643,647.27
  6. Step 6: Final answer
    x = 141,736,773.09

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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.