Home / 190,905,128,667-287,154,721,822.50

Finding the Third Proportional to 190,905,128,667 and 287,154,721,822.50

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Solution

The third proportional to 190,905,128,667 and 287,154,721,822.50 is: 431,930,953,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,905,128,667 : 287,154,721,822.50 = 287,154,721,822.50 : x
  2. Step 2: Convert to fraction form
    190,905,128,667/287,154,721,822.50 = 287,154,721,822.50/x
  3. Step 3: Cross multiply
    190,905,128,667x = 287,154,721,822.50 × 287,154,721,822.50
  4. Step 4: Simplify right side
    190,905,128,667x = 82,457,834,264,957,363,945,472
  5. Step 5: Solve for x
    x = 82,457,834,264,957,363,945,472/190,905,128,667
  6. Step 6: Final answer
    x = 431,930,953,561.71

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1.5x scale

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.