Home / 191,450,713.59-287,259,600.80-67,042,633.94

Finding the Fourth Proportional to 191,450,713.59, 287,259,600.80 and 67,042,633.94

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Solution

The fourth proportional to 191,450,713.59, 287,259,600.80 and 67,042,633.94 is: 100,593,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,450,713.59 : 287,259,600.80 = 67,042,633.94 : x
  2. Step 2: Convert to fraction form
    191,450,713.59/287,259,600.80 = 67,042,633.94/x
  3. Step 3: Cross multiply
    191,450,713.59x = 287,259,600.80 × 67,042,633.94
  4. Step 4: Simplify right side
    191,450,713.59x = 19,258,640,260,413,420
  5. Step 5: Solve for x
    x = 19,258,640,260,413,420/191,450,713.59
  6. Step 6: Final answer
    x = 100,593,201.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.