Home / 97,271,136.48-134,216,421.84-55,453,421.28

Finding the Fourth Proportional to 97,271,136.48, 134,216,421.84 and 55,453,421.28

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Solution

The fourth proportional to 97,271,136.48, 134,216,421.84 and 55,453,421.28 is: 76,515,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,271,136.48 : 134,216,421.84 = 55,453,421.28 : x
  2. Step 2: Convert to fraction form
    97,271,136.48/134,216,421.84 = 55,453,421.28/x
  3. Step 3: Cross multiply
    97,271,136.48x = 134,216,421.84 × 55,453,421.28
  4. Step 4: Simplify right side
    97,271,136.48x = 7,442,759,782,987,713
  5. Step 5: Solve for x
    x = 7,442,759,782,987,713/97,271,136.48
  6. Step 6: Final answer
    x = 76,515,604.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.