Home / 242,619,644.40-364,028,999.40-89,339,132.40

Finding the Fourth Proportional to 242,619,644.40, 364,028,999.40 and 89,339,132.40

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Solution

The fourth proportional to 242,619,644.40, 364,028,999.40 and 89,339,132.40 is: 134,045,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,619,644.40 : 364,028,999.40 = 89,339,132.40 : x
  2. Step 2: Convert to fraction form
    242,619,644.40/364,028,999.40 = 89,339,132.40/x
  3. Step 3: Cross multiply
    242,619,644.40x = 364,028,999.40 × 89,339,132.40
  4. Step 4: Simplify right side
    242,619,644.40x = 32,522,034,974,836,120
  5. Step 5: Solve for x
    x = 32,522,034,974,836,120/242,619,644.40
  6. Step 6: Final answer
    x = 134,045,349.28

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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.