Home / 124,996,838.40-187,495,257.60-43,115,558.40

Finding the Fourth Proportional to 124,996,838.40, 187,495,257.60 and 43,115,558.40

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Solution

The fourth proportional to 124,996,838.40, 187,495,257.60 and 43,115,558.40 is: 64,673,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,996,838.40 : 187,495,257.60 = 43,115,558.40 : x
  2. Step 2: Convert to fraction form
    124,996,838.40/187,495,257.60 = 43,115,558.40/x
  3. Step 3: Cross multiply
    124,996,838.40x = 187,495,257.60 × 43,115,558.40
  4. Step 4: Simplify right side
    124,996,838.40x = 8,083,962,728,775,843
  5. Step 5: Solve for x
    x = 8,083,962,728,775,843/124,996,838.40
  6. Step 6: Final answer
    x = 64,673,337.60

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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.