Home / 223,092,324.80-334,638,487.20-207,975,780.80

Finding the Fourth Proportional to 223,092,324.80, 334,638,487.20 and 207,975,780.80

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Solution

The fourth proportional to 223,092,324.80, 334,638,487.20 and 207,975,780.80 is: 311,963,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,092,324.80 : 334,638,487.20 = 207,975,780.80 : x
  2. Step 2: Convert to fraction form
    223,092,324.80/334,638,487.20 = 207,975,780.80/x
  3. Step 3: Cross multiply
    223,092,324.80x = 334,638,487.20 × 207,975,780.80
  4. Step 4: Simplify right side
    223,092,324.80x = 69,596,700,661,150,808
  5. Step 5: Solve for x
    x = 69,596,700,661,150,808/223,092,324.80
  6. Step 6: Final answer
    x = 311,963,671.20

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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.