Home / 116,037,518.31-160,143,520.55-66,484,464.93

Finding the Fourth Proportional to 116,037,518.31, 160,143,520.55 and 66,484,464.93

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Solution

The fourth proportional to 116,037,518.31, 160,143,520.55 and 66,484,464.93 is: 91,755,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,037,518.31 : 160,143,520.55 = 66,484,464.93 : x
  2. Step 2: Convert to fraction form
    116,037,518.31/160,143,520.55 = 66,484,464.93/x
  3. Step 3: Cross multiply
    116,037,518.31x = 160,143,520.55 × 66,484,464.93
  4. Step 4: Simplify right side
    116,037,518.31x = 10,647,056,275,773,210
  5. Step 5: Solve for x
    x = 10,647,056,275,773,210/116,037,518.31
  6. Step 6: Final answer
    x = 91,755,291.14

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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.