Home / 306,738,021.60-460,107,032.40-99,476,031.60

Finding the Fourth Proportional to 306,738,021.60, 460,107,032.40 and 99,476,031.60

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Solution

The fourth proportional to 306,738,021.60, 460,107,032.40 and 99,476,031.60 is: 149,214,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,738,021.60 : 460,107,032.40 = 99,476,031.60 : x
  2. Step 2: Convert to fraction form
    306,738,021.60/460,107,032.40 = 99,476,031.60/x
  3. Step 3: Cross multiply
    306,738,021.60x = 460,107,032.40 × 99,476,031.60
  4. Step 4: Simplify right side
    306,738,021.60x = 45,769,621,694,404,616
  5. Step 5: Solve for x
    x = 45,769,621,694,404,616/306,738,021.60
  6. Step 6: Final answer
    x = 149,214,047.40

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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.