Home / 853,818,924,557.38-1,280,683,280,370.10-280,059,459,840.22

Finding the Fourth Proportional to 853,818,924,557.38, 1,280,683,280,370.10 and 280,059,459,840.22

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Solution

The fourth proportional to 853,818,924,557.38, 1,280,683,280,370.10 and 280,059,459,840.22 is: 420,074,394,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,818,924,557.38 : 1,280,683,280,370.10 = 280,059,459,840.22 : x
  2. Step 2: Convert to fraction form
    853,818,924,557.38/1,280,683,280,370.10 = 280,059,459,840.22/x
  3. Step 3: Cross multiply
    853,818,924,557.38x = 1,280,683,280,370.10 × 280,059,459,840.22
  4. Step 4: Simplify right side
    853,818,924,557.38x = 358,667,467,726,851,217,031,168
  5. Step 5: Solve for x
    x = 358,667,467,726,851,217,031,168/853,818,924,557.38
  6. Step 6: Final answer
    x = 420,074,394,477.48

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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.