Home / 358,751,018.35-495,076,411.55-193,738,587.85

Finding the Fourth Proportional to 358,751,018.35, 495,076,411.55 and 193,738,587.85

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Solution

The fourth proportional to 358,751,018.35, 495,076,411.55 and 193,738,587.85 is: 267,359,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,751,018.35 : 495,076,411.55 = 193,738,587.85 : x
  2. Step 2: Convert to fraction form
    358,751,018.35/495,076,411.55 = 193,738,587.85/x
  3. Step 3: Cross multiply
    358,751,018.35x = 495,076,411.55 × 193,738,587.85
  4. Step 4: Simplify right side
    358,751,018.35x = 95,915,404,851,542,432
  5. Step 5: Solve for x
    x = 95,915,404,851,542,432/358,751,018.35
  6. Step 6: Final answer
    x = 267,359,254.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.