Home / 137,785,837.88-206,606,997.69-64,983,070.08

Finding the Fourth Proportional to 137,785,837.88, 206,606,997.69 and 64,983,070.08

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Solution

The fourth proportional to 137,785,837.88, 206,606,997.69 and 64,983,070.08 is: 97,440,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,785,837.88 : 206,606,997.69 = 64,983,070.08 : x
  2. Step 2: Convert to fraction form
    137,785,837.88/206,606,997.69 = 64,983,070.08/x
  3. Step 3: Cross multiply
    137,785,837.88x = 206,606,997.69 × 64,983,070.08
  4. Step 4: Simplify right side
    137,785,837.88x = 13,425,957,009,907,668
  5. Step 5: Solve for x
    x = 13,425,957,009,907,668/137,785,837.88
  6. Step 6: Final answer
    x = 97,440,761.82

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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.