Home / 127,253,112,923.62-190,899,282,547.92-43,387,231,118.57

Finding the Fourth Proportional to 127,253,112,923.62, 190,899,282,547.92 and 43,387,231,118.57

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Solution

The fourth proportional to 127,253,112,923.62, 190,899,282,547.92 and 43,387,231,118.57 is: 65,087,533,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,253,112,923.62 : 190,899,282,547.92 = 43,387,231,118.57 : x
  2. Step 2: Convert to fraction form
    127,253,112,923.62/190,899,282,547.92 = 43,387,231,118.57/x
  3. Step 3: Cross multiply
    127,253,112,923.62x = 190,899,282,547.92 × 43,387,231,118.57
  4. Step 4: Simplify right side
    127,253,112,923.62x = 8,282,591,292,276,565,082,112
  5. Step 5: Solve for x
    x = 8,282,591,292,276,565,082,112/127,253,112,923.62
  6. Step 6: Final answer
    x = 65,087,533,829.12

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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.