Home / 306,465,627.20-459,698,440.80-102,000,372.80

Finding the Fourth Proportional to 306,465,627.20, 459,698,440.80 and 102,000,372.80

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Solution

The fourth proportional to 306,465,627.20, 459,698,440.80 and 102,000,372.80 is: 153,000,559.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,465,627.20 : 459,698,440.80 = 102,000,372.80 : x
  2. Step 2: Convert to fraction form
    306,465,627.20/459,698,440.80 = 102,000,372.80/x
  3. Step 3: Cross multiply
    306,465,627.20x = 459,698,440.80 × 102,000,372.80
  4. Step 4: Simplify right side
    306,465,627.20x = 46,889,412,337,178,728
  5. Step 5: Solve for x
    x = 46,889,412,337,178,728/306,465,627.20
  6. Step 6: Final answer
    x = 153,000,559.20

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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.