Home / 157,410,872.76-235,632,032.10-102,705,664.44

Finding the Fourth Proportional to 157,410,872.76, 235,632,032.10 and 102,705,664.44

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Solution

The fourth proportional to 157,410,872.76, 235,632,032.10 and 102,705,664.44 is: 153,742,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,410,872.76 : 235,632,032.10 = 102,705,664.44 : x
  2. Step 2: Convert to fraction form
    157,410,872.76/235,632,032.10 = 102,705,664.44/x
  3. Step 3: Cross multiply
    157,410,872.76x = 235,632,032.10 × 102,705,664.44
  4. Step 4: Simplify right side
    157,410,872.76x = 24,200,744,420,177,908
  5. Step 5: Solve for x
    x = 24,200,744,420,177,908/157,410,872.76
  6. Step 6: Final answer
    x = 153,742,521.06

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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.