Home / 137,346,835.84-206,195,073-89,026,886.32

Finding the Fourth Proportional to 137,346,835.84, 206,195,073 and 89,026,886.32

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Solution

The fourth proportional to 137,346,835.84, 206,195,073 and 89,026,886.32 is: 133,653,645.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,346,835.84 : 206,195,073 = 89,026,886.32 : x
  2. Step 2: Convert to fraction form
    137,346,835.84/206,195,073 = 89,026,886.32/x
  3. Step 3: Cross multiply
    137,346,835.84x = 206,195,073 × 89,026,886.32
  4. Step 4: Simplify right side
    137,346,835.84x = 18,356,905,323,715,100
  5. Step 5: Solve for x
    x = 18,356,905,323,715,100/137,346,835.84
  6. Step 6: Final answer
    x = 133,653,645.62

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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.