Home / 340,183,395.86-509,860,540.47-176,330,818.94

Finding the Fourth Proportional to 340,183,395.86, 509,860,540.47 and 176,330,818.94

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Solution

The fourth proportional to 340,183,395.86, 509,860,540.47 and 176,330,818.94 is: 264,281,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,183,395.86 : 509,860,540.47 = 176,330,818.94 : x
  2. Step 2: Convert to fraction form
    340,183,395.86/509,860,540.47 = 176,330,818.94/x
  3. Step 3: Cross multiply
    340,183,395.86x = 509,860,540.47 × 176,330,818.94
  4. Step 4: Simplify right side
    340,183,395.86x = 89,904,126,646,266,112
  5. Step 5: Solve for x
    x = 89,904,126,646,266,112/340,183,395.86
  6. Step 6: Final answer
    x = 264,281,348.65

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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.