Home / 88,975,740.80-133,463,611.20-69,865,443.20

Finding the Fourth Proportional to 88,975,740.80, 133,463,611.20 and 69,865,443.20

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Solution

The fourth proportional to 88,975,740.80, 133,463,611.20 and 69,865,443.20 is: 104,798,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,975,740.80 : 133,463,611.20 = 69,865,443.20 : x
  2. Step 2: Convert to fraction form
    88,975,740.80/133,463,611.20 = 69,865,443.20/x
  3. Step 3: Cross multiply
    88,975,740.80x = 133,463,611.20 × 69,865,443.20
  4. Step 4: Simplify right side
    88,975,740.80x = 9,324,494,347,560,484
  5. Step 5: Solve for x
    x = 9,324,494,347,560,484/88,975,740.80
  6. Step 6: Final answer
    x = 104,798,164.80

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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.