Home / 146,701,220.40-220,051,830.60-66,079,652.40

Finding the Fourth Proportional to 146,701,220.40, 220,051,830.60 and 66,079,652.40

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Solution

The fourth proportional to 146,701,220.40, 220,051,830.60 and 66,079,652.40 is: 99,119,478.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,701,220.40 : 220,051,830.60 = 66,079,652.40 : x
  2. Step 2: Convert to fraction form
    146,701,220.40/220,051,830.60 = 66,079,652.40/x
  3. Step 3: Cross multiply
    146,701,220.40x = 220,051,830.60 × 66,079,652.40
  4. Step 4: Simplify right side
    146,701,220.40x = 14,540,948,476,031,682
  5. Step 5: Solve for x
    x = 14,540,948,476,031,682/146,701,220.40
  6. Step 6: Final answer
    x = 99,119,478.60

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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.