Home / 127,116,011.80-190,674,017.70-96,505,010.20

Finding the Fourth Proportional to 127,116,011.80, 190,674,017.70 and 96,505,010.20

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Solution

The fourth proportional to 127,116,011.80, 190,674,017.70 and 96,505,010.20 is: 144,757,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,116,011.80 : 190,674,017.70 = 96,505,010.20 : x
  2. Step 2: Convert to fraction form
    127,116,011.80/190,674,017.70 = 96,505,010.20/x
  3. Step 3: Cross multiply
    127,116,011.80x = 190,674,017.70 × 96,505,010.20
  4. Step 4: Simplify right side
    127,116,011.80x = 18,400,998,023,013,480
  5. Step 5: Solve for x
    x = 18,400,998,023,013,480/127,116,011.80
  6. Step 6: Final answer
    x = 144,757,515.30

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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.