Home / 146,701,137.90-220,051,706.85-135,615,672.30

Finding the Fourth Proportional to 146,701,137.90, 220,051,706.85 and 135,615,672.30

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Solution

The fourth proportional to 146,701,137.90, 220,051,706.85 and 135,615,672.30 is: 203,423,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,701,137.90 : 220,051,706.85 = 135,615,672.30 : x
  2. Step 2: Convert to fraction form
    146,701,137.90/220,051,706.85 = 135,615,672.30/x
  3. Step 3: Cross multiply
    146,701,137.90x = 220,051,706.85 × 135,615,672.30
  4. Step 4: Simplify right side
    146,701,137.90x = 29,842,460,165,225,268
  5. Step 5: Solve for x
    x = 29,842,460,165,225,268/146,701,137.90
  6. Step 6: Final answer
    x = 203,423,508.45

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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.