Home / 127,599,497.40-191,399,246.10-120,881,033.40

Finding the Fourth Proportional to 127,599,497.40, 191,399,246.10 and 120,881,033.40

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Solution

The fourth proportional to 127,599,497.40, 191,399,246.10 and 120,881,033.40 is: 181,321,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,599,497.40 : 191,399,246.10 = 120,881,033.40 : x
  2. Step 2: Convert to fraction form
    127,599,497.40/191,399,246.10 = 120,881,033.40/x
  3. Step 3: Cross multiply
    127,599,497.40x = 191,399,246.10 × 120,881,033.40
  4. Step 4: Simplify right side
    127,599,497.40x = 23,136,538,660,548,920
  5. Step 5: Solve for x
    x = 23,136,538,660,548,920/127,599,497.40
  6. Step 6: Final answer
    x = 181,321,550.10

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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.