Home / 210,050,667.14-289,600,454.18-172,234,505.20

Finding the Fourth Proportional to 210,050,667.14, 289,600,454.18 and 172,234,505.20

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Solution

The fourth proportional to 210,050,667.14, 289,600,454.18 and 172,234,505.20 is: 237,462,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,050,667.14 : 289,600,454.18 = 172,234,505.20 : x
  2. Step 2: Convert to fraction form
    210,050,667.14/289,600,454.18 = 172,234,505.20/x
  3. Step 3: Cross multiply
    210,050,667.14x = 289,600,454.18 × 172,234,505.20
  4. Step 4: Simplify right side
    210,050,667.14x = 49,879,190,931,387,568
  5. Step 5: Solve for x
    x = 49,879,190,931,387,568/210,050,667.14
  6. Step 6: Final answer
    x = 237,462,663.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.