Home / 156,630,024.40-234,945,036.60-133,451,323.60

Finding the Fourth Proportional to 156,630,024.40, 234,945,036.60 and 133,451,323.60

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Solution

The fourth proportional to 156,630,024.40, 234,945,036.60 and 133,451,323.60 is: 200,176,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,630,024.40 : 234,945,036.60 = 133,451,323.60 : x
  2. Step 2: Convert to fraction form
    156,630,024.40/234,945,036.60 = 133,451,323.60/x
  3. Step 3: Cross multiply
    156,630,024.40x = 234,945,036.60 × 133,451,323.60
  4. Step 4: Simplify right side
    156,630,024.40x = 31,353,726,107,520,440
  5. Step 5: Solve for x
    x = 31,353,726,107,520,440/156,630,024.40
  6. Step 6: Final answer
    x = 200,176,985.40

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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.