Home / 145,114,748.46-217,765,768.29-52,990,774.23

Finding the Fourth Proportional to 145,114,748.46, 217,765,768.29 and 52,990,774.23

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Solution

The fourth proportional to 145,114,748.46, 217,765,768.29 and 52,990,774.23 is: 79,520,357.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,114,748.46 : 217,765,768.29 = 52,990,774.23 : x
  2. Step 2: Convert to fraction form
    145,114,748.46/217,765,768.29 = 52,990,774.23/x
  3. Step 3: Cross multiply
    145,114,748.46x = 217,765,768.29 × 52,990,774.23
  4. Step 4: Simplify right side
    145,114,748.46x = 11,539,576,662,477,882
  5. Step 5: Solve for x
    x = 11,539,576,662,477,882/145,114,748.46
  6. Step 6: Final answer
    x = 79,520,357.41

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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.