Home / 199,683,655.20-298,937,617.20-148,791,290.40

Finding the Fourth Proportional to 199,683,655.20, 298,937,617.20 and 148,791,290.40

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Solution

The fourth proportional to 199,683,655.20, 298,937,617.20 and 148,791,290.40 is: 222,748,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,683,655.20 : 298,937,617.20 = 148,791,290.40 : x
  2. Step 2: Convert to fraction form
    199,683,655.20/298,937,617.20 = 148,791,290.40/x
  3. Step 3: Cross multiply
    199,683,655.20x = 298,937,617.20 × 148,791,290.40
  4. Step 4: Simplify right side
    199,683,655.20x = 44,479,313,812,289,232
  5. Step 5: Solve for x
    x = 44,479,313,812,289,232/199,683,655.20
  6. Step 6: Final answer
    x = 222,748,896.34

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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.