Home / 146,585,117.60-219,877,676.40-112,147,740.80

Finding the Fourth Proportional to 146,585,117.60, 219,877,676.40 and 112,147,740.80

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Solution

The fourth proportional to 146,585,117.60, 219,877,676.40 and 112,147,740.80 is: 168,221,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,585,117.60 : 219,877,676.40 = 112,147,740.80 : x
  2. Step 2: Convert to fraction form
    146,585,117.60/219,877,676.40 = 112,147,740.80/x
  3. Step 3: Cross multiply
    146,585,117.60x = 219,877,676.40 × 112,147,740.80
  4. Step 4: Simplify right side
    146,585,117.60x = 24,658,784,660,613,476
  5. Step 5: Solve for x
    x = 24,658,784,660,613,476/146,585,117.60
  6. Step 6: Final answer
    x = 168,221,611.20

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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.