Home / 97,845,342.80-146,768,014.20-40,307,997.20

Finding the Fourth Proportional to 97,845,342.80, 146,768,014.20 and 40,307,997.20

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Solution

The fourth proportional to 97,845,342.80, 146,768,014.20 and 40,307,997.20 is: 60,461,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,845,342.80 : 146,768,014.20 = 40,307,997.20 : x
  2. Step 2: Convert to fraction form
    97,845,342.80/146,768,014.20 = 40,307,997.20/x
  3. Step 3: Cross multiply
    97,845,342.80x = 146,768,014.20 × 40,307,997.20
  4. Step 4: Simplify right side
    97,845,342.80x = 5,915,924,705,423,160
  5. Step 5: Solve for x
    x = 5,915,924,705,423,160/97,845,342.80
  6. Step 6: Final answer
    x = 60,461,995.80

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1.5x scale

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.