Home / 142,164,136.90-213,246,205.35-92,846,412.10

Finding the Fourth Proportional to 142,164,136.90, 213,246,205.35 and 92,846,412.10

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Solution

The fourth proportional to 142,164,136.90, 213,246,205.35 and 92,846,412.10 is: 139,269,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,164,136.90 : 213,246,205.35 = 92,846,412.10 : x
  2. Step 2: Convert to fraction form
    142,164,136.90/213,246,205.35 = 92,846,412.10/x
  3. Step 3: Cross multiply
    142,164,136.90x = 213,246,205.35 × 92,846,412.10
  4. Step 4: Simplify right side
    142,164,136.90x = 19,799,145,060,687,324
  5. Step 5: Solve for x
    x = 19,799,145,060,687,324/142,164,136.90
  6. Step 6: Final answer
    x = 139,269,618.15

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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.