Home / 131,892,868.80-197,839,303.20-63,868,420.80

Finding the Fourth Proportional to 131,892,868.80, 197,839,303.20 and 63,868,420.80

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Solution

The fourth proportional to 131,892,868.80, 197,839,303.20 and 63,868,420.80 is: 95,802,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,892,868.80 : 197,839,303.20 = 63,868,420.80 : x
  2. Step 2: Convert to fraction form
    131,892,868.80/197,839,303.20 = 63,868,420.80/x
  3. Step 3: Cross multiply
    131,892,868.80x = 197,839,303.20 × 63,868,420.80
  4. Step 4: Simplify right side
    131,892,868.80x = 12,635,683,867,556,386
  5. Step 5: Solve for x
    x = 12,635,683,867,556,386/131,892,868.80
  6. Step 6: Final answer
    x = 95,802,631.20

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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.