Home / 92,610,513.76-127,806,639.60-51,354,634.72

Finding the Fourth Proportional to 92,610,513.76, 127,806,639.60 and 51,354,634.72

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Solution

The fourth proportional to 92,610,513.76, 127,806,639.60 and 51,354,634.72 is: 70,871,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,610,513.76 : 127,806,639.60 = 51,354,634.72 : x
  2. Step 2: Convert to fraction form
    92,610,513.76/127,806,639.60 = 51,354,634.72/x
  3. Step 3: Cross multiply
    92,610,513.76x = 127,806,639.60 × 51,354,634.72
  4. Step 4: Simplify right side
    92,610,513.76x = 6,563,463,291,448,686
  5. Step 5: Solve for x
    x = 6,563,463,291,448,686/92,610,513.76
  6. Step 6: Final answer
    x = 70,871,686.43

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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.