Home / 340,243,657.20-510,029,562.60-167,579,132.40

Finding the Fourth Proportional to 340,243,657.20, 510,029,562.60 and 167,579,132.40

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Solution

The fourth proportional to 340,243,657.20, 510,029,562.60 and 167,579,132.40 is: 251,203,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,243,657.20 : 510,029,562.60 = 167,579,132.40 : x
  2. Step 2: Convert to fraction form
    340,243,657.20/510,029,562.60 = 167,579,132.40/x
  3. Step 3: Cross multiply
    340,243,657.20x = 510,029,562.60 × 167,579,132.40
  4. Step 4: Simplify right side
    340,243,657.20x = 85,470,311,598,859,488
  5. Step 5: Solve for x
    x = 85,470,311,598,859,488/340,243,657.20
  6. Step 6: Final answer
    x = 251,203,247.41

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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.