Home / 127,656,449.60-191,484,674.40-125,640,910.40

Finding the Fourth Proportional to 127,656,449.60, 191,484,674.40 and 125,640,910.40

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Solution

The fourth proportional to 127,656,449.60, 191,484,674.40 and 125,640,910.40 is: 188,461,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,656,449.60 : 191,484,674.40 = 125,640,910.40 : x
  2. Step 2: Convert to fraction form
    127,656,449.60/191,484,674.40 = 125,640,910.40/x
  3. Step 3: Cross multiply
    127,656,449.60x = 191,484,674.40 × 125,640,910.40
  4. Step 4: Simplify right side
    127,656,449.60x = 24,058,308,819,263,576
  5. Step 5: Solve for x
    x = 24,058,308,819,263,576/127,656,449.60
  6. Step 6: Final answer
    x = 188,461,365.60

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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.