Home / 68,097,728.40-102,146,592.60-64,116,416.40

Finding the Fourth Proportional to 68,097,728.40, 102,146,592.60 and 64,116,416.40

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Solution

The fourth proportional to 68,097,728.40, 102,146,592.60 and 64,116,416.40 is: 96,174,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,097,728.40 : 102,146,592.60 = 64,116,416.40 : x
  2. Step 2: Convert to fraction form
    68,097,728.40/102,146,592.60 = 64,116,416.40/x
  3. Step 3: Cross multiply
    68,097,728.40x = 102,146,592.60 × 64,116,416.40
  4. Step 4: Simplify right side
    68,097,728.40x = 6,549,273,464,982,758
  5. Step 5: Solve for x
    x = 6,549,273,464,982,758/68,097,728.40
  6. Step 6: Final answer
    x = 96,174,624.60

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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.