Home / 124,435,623.40-186,653,435.10-111,894,490.60

Finding the Fourth Proportional to 124,435,623.40, 186,653,435.10 and 111,894,490.60

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Solution

The fourth proportional to 124,435,623.40, 186,653,435.10 and 111,894,490.60 is: 167,841,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,435,623.40 : 186,653,435.10 = 111,894,490.60 : x
  2. Step 2: Convert to fraction form
    124,435,623.40/186,653,435.10 = 111,894,490.60/x
  3. Step 3: Cross multiply
    124,435,623.40x = 186,653,435.10 × 111,894,490.60
  4. Step 4: Simplify right side
    124,435,623.40x = 20,885,491,039,254,660
  5. Step 5: Solve for x
    x = 20,885,491,039,254,660/124,435,623.40
  6. Step 6: Final answer
    x = 167,841,735.90

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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.