Home / 248,583,990.40-372,890,931.97-76,062,298.57

Finding the Fourth Proportional to 248,583,990.40, 372,890,931.97 and 76,062,298.57

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Solution

The fourth proportional to 248,583,990.40, 372,890,931.97 and 76,062,298.57 is: 114,098,021.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,583,990.40 : 372,890,931.97 = 76,062,298.57 : x
  2. Step 2: Convert to fraction form
    248,583,990.40/372,890,931.97 = 76,062,298.57/x
  3. Step 3: Cross multiply
    248,583,990.40x = 372,890,931.97 × 76,062,298.57
  4. Step 4: Simplify right side
    248,583,990.40x = 28,362,941,399,683,244
  5. Step 5: Solve for x
    x = 28,362,941,399,683,244/248,583,990.40
  6. Step 6: Final answer
    x = 114,098,021.17

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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.