Home / 199,155,544.40-299,181,214.20-191,541,285.20

Finding the Fourth Proportional to 199,155,544.40, 299,181,214.20 and 191,541,285.20

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Solution

The fourth proportional to 199,155,544.40, 299,181,214.20 and 191,541,285.20 is: 287,742,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,155,544.40 : 299,181,214.20 = 191,541,285.20 : x
  2. Step 2: Convert to fraction form
    199,155,544.40/299,181,214.20 = 191,541,285.20/x
  3. Step 3: Cross multiply
    199,155,544.40x = 299,181,214.20 × 191,541,285.20
  4. Step 4: Simplify right side
    199,155,544.40x = 57,305,554,275,564,480
  5. Step 5: Solve for x
    x = 57,305,554,275,564,480/199,155,544.40
  6. Step 6: Final answer
    x = 287,742,701.05

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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.