Home / 199,287,363.60-298,931,045.40-148,269,027.60

Finding the Fourth Proportional to 199,287,363.60, 298,931,045.40 and 148,269,027.60

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Solution

The fourth proportional to 199,287,363.60, 298,931,045.40 and 148,269,027.60 is: 222,403,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,287,363.60 : 298,931,045.40 = 148,269,027.60 : x
  2. Step 2: Convert to fraction form
    199,287,363.60/298,931,045.40 = 148,269,027.60/x
  3. Step 3: Cross multiply
    199,287,363.60x = 298,931,045.40 × 148,269,027.60
  4. Step 4: Simplify right side
    199,287,363.60x = 44,322,215,420,909,448
  5. Step 5: Solve for x
    x = 44,322,215,420,909,448/199,287,363.60
  6. Step 6: Final answer
    x = 222,403,541.40

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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.