Home / 111,947,459,641.60-153,665,164,039.76-98,976,047,713.60

Finding the Fourth Proportional to 111,947,459,641.60, 153,665,164,039.76 and 98,976,047,713.60

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Solution

The fourth proportional to 111,947,459,641.60, 153,665,164,039.76 and 98,976,047,713.60 is: 135,859,899,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,947,459,641.60 : 153,665,164,039.76 = 98,976,047,713.60 : x
  2. Step 2: Convert to fraction form
    111,947,459,641.60/153,665,164,039.76 = 98,976,047,713.60/x
  3. Step 3: Cross multiply
    111,947,459,641.60x = 153,665,164,039.76 × 98,976,047,713.60
  4. Step 4: Simplify right side
    111,947,459,641.60x = 15,209,170,607,917,458,522,112
  5. Step 5: Solve for x
    x = 15,209,170,607,917,458,522,112/111,947,459,641.60
  6. Step 6: Final answer
    x = 135,859,899,426.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.