Home / 102,375,709.53-153,319,806.08-65,372,984.23

Finding the Fourth Proportional to 102,375,709.53, 153,319,806.08 and 65,372,984.23

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Solution

The fourth proportional to 102,375,709.53, 153,319,806.08 and 65,372,984.23 is: 97,903,822.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,375,709.53 : 153,319,806.08 = 65,372,984.23 : x
  2. Step 2: Convert to fraction form
    102,375,709.53/153,319,806.08 = 65,372,984.23/x
  3. Step 3: Cross multiply
    102,375,709.53x = 153,319,806.08 × 65,372,984.23
  4. Step 4: Simplify right side
    102,375,709.53x = 10,022,973,264,247,900
  5. Step 5: Solve for x
    x = 10,022,973,264,247,900/102,375,709.53
  6. Step 6: Final answer
    x = 97,903,822.21

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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.