Home / 135,460,143.14-186,938,472.93-73,584,022.82

Finding the Fourth Proportional to 135,460,143.14, 186,938,472.93 and 73,584,022.82

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Solution

The fourth proportional to 135,460,143.14, 186,938,472.93 and 73,584,022.82 is: 101,547,839.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,460,143.14 : 186,938,472.93 = 73,584,022.82 : x
  2. Step 2: Convert to fraction form
    135,460,143.14/186,938,472.93 = 73,584,022.82/x
  3. Step 3: Cross multiply
    135,460,143.14x = 186,938,472.93 × 73,584,022.82
  4. Step 4: Simplify right side
    135,460,143.14x = 13,755,684,858,017,072
  5. Step 5: Solve for x
    x = 13,755,684,858,017,072/135,460,143.14
  6. Step 6: Final answer
    x = 101,547,839.38

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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.