Home / 161,704,189.20-242,556,283.80-64,611,886.80

Finding the Fourth Proportional to 161,704,189.20, 242,556,283.80 and 64,611,886.80

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Solution

The fourth proportional to 161,704,189.20, 242,556,283.80 and 64,611,886.80 is: 96,917,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,704,189.20 : 242,556,283.80 = 64,611,886.80 : x
  2. Step 2: Convert to fraction form
    161,704,189.20/242,556,283.80 = 64,611,886.80/x
  3. Step 3: Cross multiply
    161,704,189.20x = 242,556,283.80 × 64,611,886.80
  4. Step 4: Simplify right side
    161,704,189.20x = 15,672,019,151,514,274
  5. Step 5: Solve for x
    x = 15,672,019,151,514,274/161,704,189.20
  6. Step 6: Final answer
    x = 96,917,830.20

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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.