Home / 199,302,594.40-298,953,891.60-190,693,250.20

Finding the Fourth Proportional to 199,302,594.40, 298,953,891.60 and 190,693,250.20

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Solution

The fourth proportional to 199,302,594.40, 298,953,891.60 and 190,693,250.20 is: 286,039,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,302,594.40 : 298,953,891.60 = 190,693,250.20 : x
  2. Step 2: Convert to fraction form
    199,302,594.40/298,953,891.60 = 190,693,250.20/x
  3. Step 3: Cross multiply
    199,302,594.40x = 298,953,891.60 × 190,693,250.20
  4. Step 4: Simplify right side
    199,302,594.40x = 57,008,489,249,142,480
  5. Step 5: Solve for x
    x = 57,008,489,249,142,480/199,302,594.40
  6. Step 6: Final answer
    x = 286,039,875.30

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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.