Home / 126,697,671.59-190,118,399.99-68,404,572.60

Finding the Fourth Proportional to 126,697,671.59, 190,118,399.99 and 68,404,572.60

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Solution

The fourth proportional to 126,697,671.59, 190,118,399.99 and 68,404,572.60 is: 102,645,674.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,697,671.59 : 190,118,399.99 = 68,404,572.60 : x
  2. Step 2: Convert to fraction form
    126,697,671.59/190,118,399.99 = 68,404,572.60/x
  3. Step 3: Cross multiply
    126,697,671.59x = 190,118,399.99 × 68,404,572.60
  4. Step 4: Simplify right side
    126,697,671.59x = 13,004,967,894,041,944
  5. Step 5: Solve for x
    x = 13,004,967,894,041,944/126,697,671.59
  6. Step 6: Final answer
    x = 102,645,674.00

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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.