Home / 106,602,381.92-147,111,336.64-57,709,809.92

Finding the Fourth Proportional to 106,602,381.92, 147,111,336.64 and 57,709,809.92

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Solution

The fourth proportional to 106,602,381.92, 147,111,336.64 and 57,709,809.92 is: 79,639,564.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,602,381.92 : 147,111,336.64 = 57,709,809.92 : x
  2. Step 2: Convert to fraction form
    106,602,381.92/147,111,336.64 = 57,709,809.92/x
  3. Step 3: Cross multiply
    106,602,381.92x = 147,111,336.64 × 57,709,809.92
  4. Step 4: Simplify right side
    106,602,381.92x = 8,489,767,274,571,531
  5. Step 5: Solve for x
    x = 8,489,767,274,571,531/106,602,381.92
  6. Step 6: Final answer
    x = 79,639,564.54

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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.