Home / 160,512,349.87-221,512,495.26-153,157,414.15

Finding the Fourth Proportional to 160,512,349.87, 221,512,495.26 and 153,157,414.15

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Solution

The fourth proportional to 160,512,349.87, 221,512,495.26 and 153,157,414.15 is: 211,362,434.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,512,349.87 : 221,512,495.26 = 153,157,414.15 : x
  2. Step 2: Convert to fraction form
    160,512,349.87/221,512,495.26 = 153,157,414.15/x
  3. Step 3: Cross multiply
    160,512,349.87x = 221,512,495.26 × 153,157,414.15
  4. Step 4: Simplify right side
    160,512,349.87x = 33,926,280,975,935,732
  5. Step 5: Solve for x
    x = 33,926,280,975,935,732/160,512,349.87
  6. Step 6: Final answer
    x = 211,362,434.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.