Home / 91,993,968,202.40-137,990,952,303.60-76,290,524,381.60

Finding the Fourth Proportional to 91,993,968,202.40, 137,990,952,303.60 and 76,290,524,381.60

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Solution

The fourth proportional to 91,993,968,202.40, 137,990,952,303.60 and 76,290,524,381.60 is: 114,435,786,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,993,968,202.40 : 137,990,952,303.60 = 76,290,524,381.60 : x
  2. Step 2: Convert to fraction form
    91,993,968,202.40/137,990,952,303.60 = 76,290,524,381.60/x
  3. Step 3: Cross multiply
    91,993,968,202.40x = 137,990,952,303.60 × 76,290,524,381.60
  4. Step 4: Simplify right side
    91,993,968,202.40x = 10,527,402,111,157,999,239,168
  5. Step 5: Solve for x
    x = 10,527,402,111,157,999,239,168/91,993,968,202.40
  6. Step 6: Final answer
    x = 114,435,786,572.40

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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.