Home / 126,918,145,652.40-190,377,218,478.60-119,694,453,159.60

Finding the Fourth Proportional to 126,918,145,652.40, 190,377,218,478.60 and 119,694,453,159.60

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Solution

The fourth proportional to 126,918,145,652.40, 190,377,218,478.60 and 119,694,453,159.60 is: 179,541,679,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,918,145,652.40 : 190,377,218,478.60 = 119,694,453,159.60 : x
  2. Step 2: Convert to fraction form
    126,918,145,652.40/190,377,218,478.60 = 119,694,453,159.60/x
  3. Step 3: Cross multiply
    126,918,145,652.40x = 190,377,218,478.60 × 119,694,453,159.60
  4. Step 4: Simplify right side
    126,918,145,652.40x = 22,787,097,059,841,726,742,528
  5. Step 5: Solve for x
    x = 22,787,097,059,841,726,742,528/126,918,145,652.40
  6. Step 6: Final answer
    x = 179,541,679,739.40

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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.