Home / 456,768,204.57-630,340,760.03-247,924,390.41

Finding the Fourth Proportional to 456,768,204.57, 630,340,760.03 and 247,924,390.41

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Solution

The fourth proportional to 456,768,204.57, 630,340,760.03 and 247,924,390.41 is: 342,136,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,768,204.57 : 630,340,760.03 = 247,924,390.41 : x
  2. Step 2: Convert to fraction form
    456,768,204.57/630,340,760.03 = 247,924,390.41/x
  3. Step 3: Cross multiply
    456,768,204.57x = 630,340,760.03 × 247,924,390.41
  4. Step 4: Simplify right side
    456,768,204.57x = 156,276,848,679,774,208
  5. Step 5: Solve for x
    x = 156,276,848,679,774,208/456,768,204.57
  6. Step 6: Final answer
    x = 342,136,004.91

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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.