Home / 103,477,498.60-155,157,198.90-38,783,414.20

Finding the Fourth Proportional to 103,477,498.60, 155,157,198.90 and 38,783,414.20

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Solution

The fourth proportional to 103,477,498.60, 155,157,198.90 and 38,783,414.20 is: 58,152,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,477,498.60 : 155,157,198.90 = 38,783,414.20 : x
  2. Step 2: Convert to fraction form
    103,477,498.60/155,157,198.90 = 38,783,414.20/x
  3. Step 3: Cross multiply
    103,477,498.60x = 155,157,198.90 × 38,783,414.20
  4. Step 4: Simplify right side
    103,477,498.60x = 6,017,525,911,050,485
  5. Step 5: Solve for x
    x = 6,017,525,911,050,485/103,477,498.60
  6. Step 6: Final answer
    x = 58,152,989.71

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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.