Home / 52,676,969,782.55-72,694,272,100.11-28,590,996,363.92

Finding the Fourth Proportional to 52,676,969,782.55, 72,694,272,100.11 and 28,590,996,363.92

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Solution

The fourth proportional to 52,676,969,782.55, 72,694,272,100.11 and 28,590,996,363.92 is: 39,455,604,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,676,969,782.55 : 72,694,272,100.11 = 28,590,996,363.92 : x
  2. Step 2: Convert to fraction form
    52,676,969,782.55/72,694,272,100.11 = 28,590,996,363.92/x
  3. Step 3: Cross multiply
    52,676,969,782.55x = 72,694,272,100.11 × 28,590,996,363.92
  4. Step 4: Simplify right side
    52,676,969,782.55x = 2,078,401,669,291,692,785,664
  5. Step 5: Solve for x
    x = 2,078,401,669,291,692,785,664/52,676,969,782.55
  6. Step 6: Final answer
    x = 39,455,604,182.84

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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.