Home / 101,394,503.02-139,924,487.91-54,984,745.18

Finding the Fourth Proportional to 101,394,503.02, 139,924,487.91 and 54,984,745.18

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Solution

The fourth proportional to 101,394,503.02, 139,924,487.91 and 54,984,745.18 is: 75,878,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,394,503.02 : 139,924,487.91 = 54,984,745.18 : x
  2. Step 2: Convert to fraction form
    101,394,503.02/139,924,487.91 = 54,984,745.18/x
  3. Step 3: Cross multiply
    101,394,503.02x = 139,924,487.91 × 54,984,745.18
  4. Step 4: Simplify right side
    101,394,503.02x = 7,693,712,312,173,341
  5. Step 5: Solve for x
    x = 7,693,712,312,173,341/101,394,503.02
  6. Step 6: Final answer
    x = 75,878,988.34

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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.