Home / 159,229,486.77-219,652,416-109,583,670.12

Finding the Fourth Proportional to 159,229,486.77, 219,652,416 and 109,583,670.12

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Solution

The fourth proportional to 159,229,486.77, 219,652,416 and 109,583,670.12 is: 151,167,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,229,486.77 : 219,652,416 = 109,583,670.12 : x
  2. Step 2: Convert to fraction form
    159,229,486.77/219,652,416 = 109,583,670.12/x
  3. Step 3: Cross multiply
    159,229,486.77x = 219,652,416 × 109,583,670.12
  4. Step 4: Simplify right side
    159,229,486.77x = 24,070,317,896,005,012
  5. Step 5: Solve for x
    x = 24,070,317,896,005,012/159,229,486.77
  6. Step 6: Final answer
    x = 151,167,465.17

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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.