Home / 347,630,829.60-521,446,244.40-342,256,058.40

Finding the Fourth Proportional to 347,630,829.60, 521,446,244.40 and 342,256,058.40

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Solution

The fourth proportional to 347,630,829.60, 521,446,244.40 and 342,256,058.40 is: 513,384,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,630,829.60 : 521,446,244.40 = 342,256,058.40 : x
  2. Step 2: Convert to fraction form
    347,630,829.60/521,446,244.40 = 342,256,058.40/x
  3. Step 3: Cross multiply
    347,630,829.60x = 521,446,244.40 × 342,256,058.40
  4. Step 4: Simplify right side
    347,630,829.60x = 178,468,136,275,827,040
  5. Step 5: Solve for x
    x = 178,468,136,275,827,040/347,630,829.60
  6. Step 6: Final answer
    x = 513,384,087.60

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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.