Home / 81,665,528.66-112,697,010.55-44,496,114.40

Finding the Fourth Proportional to 81,665,528.66, 112,697,010.55 and 44,496,114.40

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Solution

The fourth proportional to 81,665,528.66, 112,697,010.55 and 44,496,114.40 is: 61,403,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,665,528.66 : 112,697,010.55 = 44,496,114.40 : x
  2. Step 2: Convert to fraction form
    81,665,528.66/112,697,010.55 = 44,496,114.40/x
  3. Step 3: Cross multiply
    81,665,528.66x = 112,697,010.55 × 44,496,114.40
  4. Step 4: Simplify right side
    81,665,528.66x = 5,014,579,073,970,807
  5. Step 5: Solve for x
    x = 5,014,579,073,970,807/81,665,528.66
  6. Step 6: Final answer
    x = 61,403,864.72

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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.