Home / 134,286,283,025.64-185,331,320,776.91-76,428,730,826.48

Finding the Fourth Proportional to 134,286,283,025.64, 185,331,320,776.91 and 76,428,730,826.48

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Solution

The fourth proportional to 134,286,283,025.64, 185,331,320,776.91 and 76,428,730,826.48 is: 105,480,897,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,286,283,025.64 : 185,331,320,776.91 = 76,428,730,826.48 : x
  2. Step 2: Convert to fraction form
    134,286,283,025.64/185,331,320,776.91 = 76,428,730,826.48/x
  3. Step 3: Cross multiply
    134,286,283,025.64x = 185,331,320,776.91 × 76,428,730,826.48
  4. Step 4: Simplify right side
    134,286,283,025.64x = 14,164,637,629,374,475,010,048
  5. Step 5: Solve for x
    x = 14,164,637,629,374,475,010,048/134,286,283,025.64
  6. Step 6: Final answer
    x = 105,480,897,305.57

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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.