Home / 493,939,988.01-740,914,022.50-161,942,152.30

Finding the Fourth Proportional to 493,939,988.01, 740,914,022.50 and 161,942,152.30

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Solution

The fourth proportional to 493,939,988.01, 740,914,022.50 and 161,942,152.30 is: 242,914,553.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,939,988.01 : 740,914,022.50 = 161,942,152.30 : x
  2. Step 2: Convert to fraction form
    493,939,988.01/740,914,022.50 = 161,942,152.30/x
  3. Step 3: Cross multiply
    493,939,988.01x = 740,914,022.50 × 161,942,152.30
  4. Step 4: Simplify right side
    493,939,988.01x = 119,985,211,470,643,488
  5. Step 5: Solve for x
    x = 119,985,211,470,643,488/493,939,988.01
  6. Step 6: Final answer
    x = 242,914,553.15

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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.