Home / 55,625,320.13-81,829,927.69

Finding the Third Proportional to 55,625,320.13 and 81,829,927.69

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Solution

The third proportional to 55,625,320.13 and 81,829,927.69 is: 120,379,299.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,625,320.13 : 81,829,927.69 = 81,829,927.69 : x
  2. Step 2: Convert to fraction form
    55,625,320.13/81,829,927.69 = 81,829,927.69/x
  3. Step 3: Cross multiply
    55,625,320.13x = 81,829,927.69 × 81,829,927.69
  4. Step 4: Simplify right side
    55,625,320.13x = 6,696,137,065,341,479
  5. Step 5: Solve for x
    x = 6,696,137,065,341,479/55,625,320.13
  6. Step 6: Final answer
    x = 120,379,299.40

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.