Home / 321,904,288.40-482,982,403.80-117,453,030.80

Finding the Fourth Proportional to 321,904,288.40, 482,982,403.80 and 117,453,030.80

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Solution

The fourth proportional to 321,904,288.40, 482,982,403.80 and 117,453,030.80 is: 176,225,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,904,288.40 : 482,982,403.80 = 117,453,030.80 : x
  2. Step 2: Convert to fraction form
    321,904,288.40/482,982,403.80 = 117,453,030.80/x
  3. Step 3: Cross multiply
    321,904,288.40x = 482,982,403.80 × 117,453,030.80
  4. Step 4: Simplify right side
    321,904,288.40x = 56,727,747,149,379,440
  5. Step 5: Solve for x
    x = 56,727,747,149,379,440/321,904,288.40
  6. Step 6: Final answer
    x = 176,225,509.24

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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.