Home / 340,078,769.20-510,118,153.80-167,891,885.20

Finding the Fourth Proportional to 340,078,769.20, 510,118,153.80 and 167,891,885.20

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Solution

The fourth proportional to 340,078,769.20, 510,118,153.80 and 167,891,885.20 is: 251,837,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,078,769.20 : 510,118,153.80 = 167,891,885.20 : x
  2. Step 2: Convert to fraction form
    340,078,769.20/510,118,153.80 = 167,891,885.20/x
  3. Step 3: Cross multiply
    340,078,769.20x = 510,118,153.80 × 167,891,885.20
  4. Step 4: Simplify right side
    340,078,769.20x = 85,644,698,516,225,536
  5. Step 5: Solve for x
    x = 85,644,698,516,225,536/340,078,769.20
  6. Step 6: Final answer
    x = 251,837,827.80

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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.