Home / 142,576,946.20-213,911,477.62-65,950,239.96

Finding the Fourth Proportional to 142,576,946.20, 213,911,477.62 and 65,950,239.96

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Solution

The fourth proportional to 142,576,946.20, 213,911,477.62 and 65,950,239.96 is: 98,946,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,576,946.20 : 213,911,477.62 = 65,950,239.96 : x
  2. Step 2: Convert to fraction form
    142,576,946.20/213,911,477.62 = 65,950,239.96/x
  3. Step 3: Cross multiply
    142,576,946.20x = 213,911,477.62 × 65,950,239.96
  4. Step 4: Simplify right side
    142,576,946.20x = 14,107,513,279,237,170
  5. Step 5: Solve for x
    x = 14,107,513,279,237,170/142,576,946.20
  6. Step 6: Final answer
    x = 98,946,664.63

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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.