Home / 242,619,728.40-364,029,125.40-89,339,216.40

Finding the Fourth Proportional to 242,619,728.40, 364,029,125.40 and 89,339,216.40

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Solution

The fourth proportional to 242,619,728.40, 364,029,125.40 and 89,339,216.40 is: 134,045,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,619,728.40 : 364,029,125.40 = 89,339,216.40 : x
  2. Step 2: Convert to fraction form
    242,619,728.40/364,029,125.40 = 89,339,216.40/x
  3. Step 3: Cross multiply
    242,619,728.40x = 364,029,125.40 × 89,339,216.40
  4. Step 4: Simplify right side
    242,619,728.40x = 32,522,076,810,013,336
  5. Step 5: Solve for x
    x = 32,522,076,810,013,336/242,619,728.40
  6. Step 6: Final answer
    x = 134,045,475.30

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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.