Home / 127,651,845.90-191,194,333.65-104,977,029.90

Finding the Fourth Proportional to 127,651,845.90, 191,194,333.65 and 104,977,029.90

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Solution

The fourth proportional to 127,651,845.90, 191,194,333.65 and 104,977,029.90 is: 157,232,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,651,845.90 : 191,194,333.65 = 104,977,029.90 : x
  2. Step 2: Convert to fraction form
    127,651,845.90/191,194,333.65 = 104,977,029.90/x
  3. Step 3: Cross multiply
    127,651,845.90x = 191,194,333.65 × 104,977,029.90
  4. Step 4: Simplify right side
    127,651,845.90x = 20,071,013,280,286,628
  5. Step 5: Solve for x
    x = 20,071,013,280,286,628/127,651,845.90
  6. Step 6: Final answer
    x = 157,232,456.29

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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.