Home / 140,592,612.36-210,902,778.96-48,464,221.74

Finding the Fourth Proportional to 140,592,612.36, 210,902,778.96 and 48,464,221.74

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Solution

The fourth proportional to 140,592,612.36, 210,902,778.96 and 48,464,221.74 is: 72,701,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,592,612.36 : 210,902,778.96 = 48,464,221.74 : x
  2. Step 2: Convert to fraction form
    140,592,612.36/210,902,778.96 = 48,464,221.74/x
  3. Step 3: Cross multiply
    140,592,612.36x = 210,902,778.96 × 48,464,221.74
  4. Step 4: Simplify right side
    140,592,612.36x = 10,221,239,045,099,648
  5. Step 5: Solve for x
    x = 10,221,239,045,099,648/140,592,612.36
  6. Step 6: Final answer
    x = 72,701,110.49

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1.5x scale

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.