Home / 127,740,276.90-191,607,657.89-35,621,561.21

Finding the Fourth Proportional to 127,740,276.90, 191,607,657.89 and 35,621,561.21

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Solution

The fourth proportional to 127,740,276.90, 191,607,657.89 and 35,621,561.21 is: 53,431,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,740,276.90 : 191,607,657.89 = 35,621,561.21 : x
  2. Step 2: Convert to fraction form
    127,740,276.90/191,607,657.89 = 35,621,561.21/x
  3. Step 3: Cross multiply
    127,740,276.90x = 191,607,657.89 × 35,621,561.21
  4. Step 4: Simplify right side
    127,740,276.90x = 6,825,363,912,697,228
  5. Step 5: Solve for x
    x = 6,825,363,912,697,228/127,740,276.90
  6. Step 6: Final answer
    x = 53,431,572.86

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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.