Home / 133,020,239.40-199,596,714.30-75,556,636.20

Finding the Fourth Proportional to 133,020,239.40, 199,596,714.30 and 75,556,636.20

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Solution

The fourth proportional to 133,020,239.40, 199,596,714.30 and 75,556,636.20 is: 113,372,644.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,020,239.40 : 199,596,714.30 = 75,556,636.20 : x
  2. Step 2: Convert to fraction form
    133,020,239.40/199,596,714.30 = 75,556,636.20/x
  3. Step 3: Cross multiply
    133,020,239.40x = 199,596,714.30 × 75,556,636.20
  4. Step 4: Simplify right side
    133,020,239.40x = 15,080,856,329,080,440
  5. Step 5: Solve for x
    x = 15,080,856,329,080,440/133,020,239.40
  6. Step 6: Final answer
    x = 113,372,644.62

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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.