Home / 306,589,675.25-423,098,213.71-174,427,827.30

Finding the Fourth Proportional to 306,589,675.25, 423,098,213.71 and 174,427,827.30

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Solution

The fourth proportional to 306,589,675.25, 423,098,213.71 and 174,427,827.30 is: 240,712,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,589,675.25 : 423,098,213.71 = 174,427,827.30 : x
  2. Step 2: Convert to fraction form
    306,589,675.25/423,098,213.71 = 174,427,827.30/x
  3. Step 3: Cross multiply
    306,589,675.25x = 423,098,213.71 × 174,427,827.30
  4. Step 4: Simplify right side
    306,589,675.25x = 73,800,102,151,946,368
  5. Step 5: Solve for x
    x = 73,800,102,151,946,368/306,589,675.25
  6. Step 6: Final answer
    x = 240,712,940.16

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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.