Home / 284,256,402.38-392,276,539.59-166,783,731.02

Finding the Fourth Proportional to 284,256,402.38, 392,276,539.59 and 166,783,731.02

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Solution

The fourth proportional to 284,256,402.38, 392,276,539.59 and 166,783,731.02 is: 230,163,135.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,256,402.38 : 392,276,539.59 = 166,783,731.02 : x
  2. Step 2: Convert to fraction form
    284,256,402.38/392,276,539.59 = 166,783,731.02/x
  3. Step 3: Cross multiply
    284,256,402.38x = 392,276,539.59 × 166,783,731.02
  4. Step 4: Simplify right side
    284,256,402.38x = 65,425,344,864,434,944
  5. Step 5: Solve for x
    x = 65,425,344,864,434,944/284,256,402.38
  6. Step 6: Final answer
    x = 230,163,135.52

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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.