Home / 19,664,247,657.32-29,483,689,475.04-7,713,707,515.34

Finding the Fourth Proportional to 19,664,247,657.32, 29,483,689,475.04 and 7,713,707,515.34

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Solution

The fourth proportional to 19,664,247,657.32, 29,483,689,475.04 and 7,713,707,515.34 is: 11,565,586,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664,247,657.32 : 29,483,689,475.04 = 7,713,707,515.34 : x
  2. Step 2: Convert to fraction form
    19,664,247,657.32/29,483,689,475.04 = 7,713,707,515.34/x
  3. Step 3: Cross multiply
    19,664,247,657.32x = 29,483,689,475.04 × 7,713,707,515.34
  4. Step 4: Simplify right side
    19,664,247,657.32x = 227,428,557,083,419,508,736
  5. Step 5: Solve for x
    x = 227,428,557,083,419,508,736/19,664,247,657.32
  6. Step 6: Final answer
    x = 11,565,586,492.13

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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.