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Finding the Fourth Proportional to 49,166,465.40, 73,616,987.70 and 49,166,465.40

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Solution

The fourth proportional to 49,166,465.40, 73,616,987.70 and 49,166,465.40 is: 73,616,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,166,465.40 : 73,616,987.70 = 49,166,465.40 : x
  2. Step 2: Convert to fraction form
    49,166,465.40/73,616,987.70 = 49,166,465.40/x
  3. Step 3: Cross multiply
    49,166,465.40x = 73,616,987.70 × 49,166,465.40
  4. Step 4: Simplify right side
    49,166,465.40x = 3,619,487,078,604,275.50
  5. Step 5: Solve for x
    x = 3,619,487,078,604,275.50/49,166,465.40
  6. Step 6: Final answer
    x = 73,616,987.70

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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.