Home / 81,242,358.81-112,114,455.17-46,435,796.59

Finding the Fourth Proportional to 81,242,358.81, 112,114,455.17 and 46,435,796.59

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Solution

The fourth proportional to 81,242,358.81, 112,114,455.17 and 46,435,796.59 is: 64,081,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,242,358.81 : 112,114,455.17 = 46,435,796.59 : x
  2. Step 2: Convert to fraction form
    81,242,358.81/112,114,455.17 = 46,435,796.59/x
  3. Step 3: Cross multiply
    81,242,358.81x = 112,114,455.17 × 46,435,796.59
  4. Step 4: Simplify right side
    81,242,358.81x = 5,206,124,034,956,705
  5. Step 5: Solve for x
    x = 5,206,124,034,956,705/81,242,358.81
  6. Step 6: Final answer
    x = 64,081,399.30

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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.