Home / 131,909,640.30-197,864,460.45-63,885,192.30

Finding the Fourth Proportional to 131,909,640.30, 197,864,460.45 and 63,885,192.30

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Solution

The fourth proportional to 131,909,640.30, 197,864,460.45 and 63,885,192.30 is: 95,827,788.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,909,640.30 : 197,864,460.45 = 63,885,192.30 : x
  2. Step 2: Convert to fraction form
    131,909,640.30/197,864,460.45 = 63,885,192.30/x
  3. Step 3: Cross multiply
    131,909,640.30x = 197,864,460.45 × 63,885,192.30
  4. Step 4: Simplify right side
    131,909,640.30x = 12,640,609,105,183,994
  5. Step 5: Solve for x
    x = 12,640,609,105,183,994/131,909,640.30
  6. Step 6: Final answer
    x = 95,827,788.45

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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.