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Finding the Fourth Proportional to 46,581,794.40, 69,872,691.60 and 46,581,794.40

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Solution

The fourth proportional to 46,581,794.40, 69,872,691.60 and 46,581,794.40 is: 69,872,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,581,794.40 : 69,872,691.60 = 46,581,794.40 : x
  2. Step 2: Convert to fraction form
    46,581,794.40/69,872,691.60 = 46,581,794.40/x
  3. Step 3: Cross multiply
    46,581,794.40x = 69,872,691.60 × 46,581,794.40
  4. Step 4: Simplify right side
    46,581,794.40x = 3,254,795,354,285,806.50
  5. Step 5: Solve for x
    x = 3,254,795,354,285,806.50/46,581,794.40
  6. Step 6: Final answer
    x = 69,872,691.60

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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.