Home / 433,172,838.69-649,821,014.19-142,062,746.13

Finding the Fourth Proportional to 433,172,838.69, 649,821,014.19 and 142,062,746.13

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Solution

The fourth proportional to 433,172,838.69, 649,821,014.19 and 142,062,746.13 is: 213,114,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,172,838.69 : 649,821,014.19 = 142,062,746.13 : x
  2. Step 2: Convert to fraction form
    433,172,838.69/649,821,014.19 = 142,062,746.13/x
  3. Step 3: Cross multiply
    433,172,838.69x = 649,821,014.19 × 142,062,746.13
  4. Step 4: Simplify right side
    433,172,838.69x = 92,315,357,768,813,104
  5. Step 5: Solve for x
    x = 92,315,357,768,813,104/433,172,838.69
  6. Step 6: Final answer
    x = 213,114,372.66

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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.