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Finding the Fourth Proportional to 46,960,133.70, 65,609,817.90 and 46,960,133.70

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Solution

The fourth proportional to 46,960,133.70, 65,609,817.90 and 46,960,133.70 is: 65,609,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,960,133.70 : 65,609,817.90 = 46,960,133.70 : x
  2. Step 2: Convert to fraction form
    46,960,133.70/65,609,817.90 = 46,960,133.70/x
  3. Step 3: Cross multiply
    46,960,133.70x = 65,609,817.90 × 46,960,133.70
  4. Step 4: Simplify right side
    46,960,133.70x = 3,081,045,820,616,653.50
  5. Step 5: Solve for x
    x = 3,081,045,820,616,653.50/46,960,133.70
  6. Step 6: Final answer
    x = 65,609,817.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.