Home / 149,717,915.78-206,316,411.66-114,475,651.91

Finding the Fourth Proportional to 149,717,915.78, 206,316,411.66 and 114,475,651.91

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Solution

The fourth proportional to 149,717,915.78, 206,316,411.66 and 114,475,651.91 is: 157,751,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,717,915.78 : 206,316,411.66 = 114,475,651.91 : x
  2. Step 2: Convert to fraction form
    149,717,915.78/206,316,411.66 = 114,475,651.91/x
  3. Step 3: Cross multiply
    149,717,915.78x = 206,316,411.66 × 114,475,651.91
  4. Step 4: Simplify right side
    149,717,915.78x = 23,618,205,723,478,844
  5. Step 5: Solve for x
    x = 23,618,205,723,478,844/149,717,915.78
  6. Step 6: Final answer
    x = 157,751,365.97

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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.