Home / 64,681,803.60-97,022,705.40-60,005,122.80

Finding the Fourth Proportional to 64,681,803.60, 97,022,705.40 and 60,005,122.80

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Solution

The fourth proportional to 64,681,803.60, 97,022,705.40 and 60,005,122.80 is: 90,007,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,681,803.60 : 97,022,705.40 = 60,005,122.80 : x
  2. Step 2: Convert to fraction form
    64,681,803.60/97,022,705.40 = 60,005,122.80/x
  3. Step 3: Cross multiply
    64,681,803.60x = 97,022,705.40 × 60,005,122.80
  4. Step 4: Simplify right side
    64,681,803.60x = 5,821,859,351,915,223
  5. Step 5: Solve for x
    x = 5,821,859,351,915,223/64,681,803.60
  6. Step 6: Final answer
    x = 90,007,684.20

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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.