Home / 127,823,710.90-191,735,566.35-106,566,070.90

Finding the Fourth Proportional to 127,823,710.90, 191,735,566.35 and 106,566,070.90

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Solution

The fourth proportional to 127,823,710.90, 191,735,566.35 and 106,566,070.90 is: 159,849,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,823,710.90 : 191,735,566.35 = 106,566,070.90 : x
  2. Step 2: Convert to fraction form
    127,823,710.90/191,735,566.35 = 106,566,070.90/x
  3. Step 3: Cross multiply
    127,823,710.90x = 191,735,566.35 × 106,566,070.90
  4. Step 4: Simplify right side
    127,823,710.90x = 20,432,505,957,705,756
  5. Step 5: Solve for x
    x = 20,432,505,957,705,756/127,823,710.90
  6. Step 6: Final answer
    x = 159,849,106.35

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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.