Home / 127,488,347.64-190,836,667.17-69,050,884.68

Finding the Fourth Proportional to 127,488,347.64, 190,836,667.17 and 69,050,884.68

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Solution

The fourth proportional to 127,488,347.64, 190,836,667.17 and 69,050,884.68 is: 103,361,922.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,488,347.64 : 190,836,667.17 = 69,050,884.68 : x
  2. Step 2: Convert to fraction form
    127,488,347.64/190,836,667.17 = 69,050,884.68/x
  3. Step 3: Cross multiply
    127,488,347.64x = 190,836,667.17 × 69,050,884.68
  4. Step 4: Simplify right side
    127,488,347.64x = 13,177,440,697,471,212
  5. Step 5: Solve for x
    x = 13,177,440,697,471,212/127,488,347.64
  6. Step 6: Final answer
    x = 103,361,922.41

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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.