Home / 340,436,769.20-510,319,230.60-167,772,244.40

Finding the Fourth Proportional to 340,436,769.20, 510,319,230.60 and 167,772,244.40

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Solution

The fourth proportional to 340,436,769.20, 510,319,230.60 and 167,772,244.40 is: 251,492,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,436,769.20 : 510,319,230.60 = 167,772,244.40 : x
  2. Step 2: Convert to fraction form
    340,436,769.20/510,319,230.60 = 167,772,244.40/x
  3. Step 3: Cross multiply
    340,436,769.20x = 510,319,230.60 × 167,772,244.40
  4. Step 4: Simplify right side
    340,436,769.20x = 85,617,402,678,243,168
  5. Step 5: Solve for x
    x = 85,617,402,678,243,168/340,436,769.20
  6. Step 6: Final answer
    x = 251,492,818.71

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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.