Home / 31,191,814.13-69,555,594.80

Finding the Third Proportional to 31,191,814.13 and 69,555,594.80

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Solution

The third proportional to 31,191,814.13 and 69,555,594.80 is: 155,104,180.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191,814.13 : 69,555,594.80 = 69,555,594.80 : x
  2. Step 2: Convert to fraction form
    31,191,814.13/69,555,594.80 = 69,555,594.80/x
  3. Step 3: Cross multiply
    31,191,814.13x = 69,555,594.80 × 69,555,594.80
  4. Step 4: Simplify right side
    31,191,814.13x = 4,837,980,767,547,065
  5. Step 5: Solve for x
    x = 4,837,980,767,547,065/31,191,814.13
  6. Step 6: Final answer
    x = 155,104,180.48

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.