Home / 81,665,527.66-112,697,009.17-44,496,113.40

Finding the Fourth Proportional to 81,665,527.66, 112,697,009.17 and 44,496,113.40

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Solution

The fourth proportional to 81,665,527.66, 112,697,009.17 and 44,496,113.40 is: 61,403,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,665,527.66 : 112,697,009.17 = 44,496,113.40 : x
  2. Step 2: Convert to fraction form
    81,665,527.66/112,697,009.17 = 44,496,113.40/x
  3. Step 3: Cross multiply
    81,665,527.66x = 112,697,009.17 × 44,496,113.40
  4. Step 4: Simplify right side
    81,665,527.66x = 5,014,578,899,757,920
  5. Step 5: Solve for x
    x = 5,014,578,899,757,920/81,665,527.66
  6. Step 6: Final answer
    x = 61,403,863.34

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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.