Home / 77,071,864.31-111,355,530.19

Finding the Third Proportional to 77,071,864.31 and 111,355,530.19

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Solution

The third proportional to 77,071,864.31 and 111,355,530.19 is: 160,889,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,071,864.31 : 111,355,530.19 = 111,355,530.19 : x
  2. Step 2: Convert to fraction form
    77,071,864.31/111,355,530.19 = 111,355,530.19/x
  3. Step 3: Cross multiply
    77,071,864.31x = 111,355,530.19 × 111,355,530.19
  4. Step 4: Simplify right side
    77,071,864.31x = 12,400,054,103,339,224
  5. Step 5: Solve for x
    x = 12,400,054,103,339,224/77,071,864.31
  6. Step 6: Final answer
    x = 160,889,505.06

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.