Home / 171,072,805.60-256,609,208.40-116,653,247.20

Finding the Fourth Proportional to 171,072,805.60, 256,609,208.40 and 116,653,247.20

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Solution

The fourth proportional to 171,072,805.60, 256,609,208.40 and 116,653,247.20 is: 174,979,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,805.60 : 256,609,208.40 = 116,653,247.20 : x
  2. Step 2: Convert to fraction form
    171,072,805.60/256,609,208.40 = 116,653,247.20/x
  3. Step 3: Cross multiply
    171,072,805.60x = 256,609,208.40 × 116,653,247.20
  4. Step 4: Simplify right side
    171,072,805.60x = 29,934,297,421,281,516
  5. Step 5: Solve for x
    x = 29,934,297,421,281,516/171,072,805.60
  6. Step 6: Final answer
    x = 174,979,870.80

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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.