Home / 124,631,173.58-171,991,553.22-68,117,061.04

Finding the Fourth Proportional to 124,631,173.58, 171,991,553.22 and 68,117,061.04

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Solution

The fourth proportional to 124,631,173.58, 171,991,553.22 and 68,117,061.04 is: 94,001,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,631,173.58 : 171,991,553.22 = 68,117,061.04 : x
  2. Step 2: Convert to fraction form
    124,631,173.58/171,991,553.22 = 68,117,061.04/x
  3. Step 3: Cross multiply
    124,631,173.58x = 171,991,553.22 × 68,117,061.04
  4. Step 4: Simplify right side
    124,631,173.58x = 11,715,559,129,051,150
  5. Step 5: Solve for x
    x = 11,715,559,129,051,150/124,631,173.58
  6. Step 6: Final answer
    x = 94,001,835.92

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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.