Home / 127,799,160.40-191,819,009.40-67,258,334.80

Finding the Fourth Proportional to 127,799,160.40, 191,819,009.40 and 67,258,334.80

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Solution

The fourth proportional to 127,799,160.40, 191,819,009.40 and 67,258,334.80 is: 100,950,797.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,799,160.40 : 191,819,009.40 = 67,258,334.80 : x
  2. Step 2: Convert to fraction form
    127,799,160.40/191,819,009.40 = 67,258,334.80/x
  3. Step 3: Cross multiply
    127,799,160.40x = 191,819,009.40 × 67,258,334.80
  4. Step 4: Simplify right side
    127,799,160.40x = 12,901,427,155,229,546
  5. Step 5: Solve for x
    x = 12,901,427,155,229,546/127,799,160.40
  6. Step 6: Final answer
    x = 100,950,797.45

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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.