Home / 81,684,100.18-112,724,081.73-44,514,390.68

Finding the Fourth Proportional to 81,684,100.18, 112,724,081.73 and 44,514,390.68

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Solution

The fourth proportional to 81,684,100.18, 112,724,081.73 and 44,514,390.68 is: 61,429,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,684,100.18 : 112,724,081.73 = 44,514,390.68 : x
  2. Step 2: Convert to fraction form
    81,684,100.18/112,724,081.73 = 44,514,390.68/x
  3. Step 3: Cross multiply
    81,684,100.18x = 112,724,081.73 × 44,514,390.68
  4. Step 4: Simplify right side
    81,684,100.18x = 5,017,843,813,032,791
  5. Step 5: Solve for x
    x = 5,017,843,813,032,791/81,684,100.18
  6. Step 6: Final answer
    x = 61,429,871.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.