Home / 68,333,628.40-102,500,442.60-36,483,132.40

Finding the Fourth Proportional to 68,333,628.40, 102,500,442.60 and 36,483,132.40

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Solution

The fourth proportional to 68,333,628.40, 102,500,442.60 and 36,483,132.40 is: 54,724,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,333,628.40 : 102,500,442.60 = 36,483,132.40 : x
  2. Step 2: Convert to fraction form
    68,333,628.40/102,500,442.60 = 36,483,132.40/x
  3. Step 3: Cross multiply
    68,333,628.40x = 102,500,442.60 × 36,483,132.40
  4. Step 4: Simplify right side
    68,333,628.40x = 3,739,537,218,434,400
  5. Step 5: Solve for x
    x = 3,739,537,218,434,400/68,333,628.40
  6. Step 6: Final answer
    x = 54,724,698.60

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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.