Home / 196,678,492.80-295,017,739.20-73,856,572.80

Finding the Fourth Proportional to 196,678,492.80, 295,017,739.20 and 73,856,572.80

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Solution

The fourth proportional to 196,678,492.80, 295,017,739.20 and 73,856,572.80 is: 110,784,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,678,492.80 : 295,017,739.20 = 73,856,572.80 : x
  2. Step 2: Convert to fraction form
    196,678,492.80/295,017,739.20 = 73,856,572.80/x
  3. Step 3: Cross multiply
    196,678,492.80x = 295,017,739.20 × 73,856,572.80
  4. Step 4: Simplify right side
    196,678,492.80x = 21,788,999,132,516,212
  5. Step 5: Solve for x
    x = 21,788,999,132,516,212/196,678,492.80
  6. Step 6: Final answer
    x = 110,784,859.20

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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.