Home / 131,328,281.10-196,992,421.65-40,440,060.30

Finding the Fourth Proportional to 131,328,281.10, 196,992,421.65 and 40,440,060.30

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Solution

The fourth proportional to 131,328,281.10, 196,992,421.65 and 40,440,060.30 is: 60,660,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,281.10 : 196,992,421.65 = 40,440,060.30 : x
  2. Step 2: Convert to fraction form
    131,328,281.10/196,992,421.65 = 40,440,060.30/x
  3. Step 3: Cross multiply
    131,328,281.10x = 196,992,421.65 × 40,440,060.30
  4. Step 4: Simplify right side
    131,328,281.10x = 7,966,385,410,169,025
  5. Step 5: Solve for x
    x = 7,966,385,410,169,025/131,328,281.10
  6. Step 6: Final answer
    x = 60,660,090.45

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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.