Home / 124,829,646.30-187,244,469.45-109,713,102.30

Finding the Fourth Proportional to 124,829,646.30, 187,244,469.45 and 109,713,102.30

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Solution

The fourth proportional to 124,829,646.30, 187,244,469.45 and 109,713,102.30 is: 164,569,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,829,646.30 : 187,244,469.45 = 109,713,102.30 : x
  2. Step 2: Convert to fraction form
    124,829,646.30/187,244,469.45 = 109,713,102.30/x
  3. Step 3: Cross multiply
    124,829,646.30x = 187,244,469.45 × 109,713,102.30
  4. Step 4: Simplify right side
    124,829,646.30x = 20,543,171,631,877,072
  5. Step 5: Solve for x
    x = 20,543,171,631,877,072/124,829,646.30
  6. Step 6: Final answer
    x = 164,569,653.45

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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.