Home / 196,720,678-295,095,188.76-75,552,130

Finding the Fourth Proportional to 196,720,678, 295,095,188.76 and 75,552,130

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Solution

The fourth proportional to 196,720,678, 295,095,188.76 and 75,552,130 is: 113,333,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,720,678 : 295,095,188.76 = 75,552,130 : x
  2. Step 2: Convert to fraction form
    196,720,678/295,095,188.76 = 75,552,130/x
  3. Step 3: Cross multiply
    196,720,678x = 295,095,188.76 × 75,552,130
  4. Step 4: Simplify right side
    196,720,678x = 22,295,070,063,570,060
  5. Step 5: Solve for x
    x = 22,295,070,063,570,060/196,720,678
  6. Step 6: Final answer
    x = 113,333,637.78

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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.