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Finding the Fourth Proportional to 97,804,527.15, 146,706,790.73 and 46,786,191.15

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Solution

The fourth proportional to 97,804,527.15, 146,706,790.73 and 46,786,191.15 is: 70,179,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,804,527.15 : 146,706,790.73 = 46,786,191.15 : x
  2. Step 2: Convert to fraction form
    97,804,527.15/146,706,790.73 = 46,786,191.15/x
  3. Step 3: Cross multiply
    97,804,527.15x = 146,706,790.73 × 46,786,191.15
  4. Step 4: Simplify right side
    97,804,527.15x = 6,863,851,953,862,897
  5. Step 5: Solve for x
    x = 6,863,851,953,862,897/97,804,527.15
  6. Step 6: Final answer
    x = 70,179,286.73

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Double scale
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Similar ratio
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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.