Home / 97,817,394.60-146,743,806.60-49,172,828.40

Finding the Fourth Proportional to 97,817,394.60, 146,743,806.60 and 49,172,828.40

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Solution

The fourth proportional to 97,817,394.60, 146,743,806.60 and 49,172,828.40 is: 73,768,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,817,394.60 : 146,743,806.60 = 49,172,828.40 : x
  2. Step 2: Convert to fraction form
    97,817,394.60/146,743,806.60 = 49,172,828.40/x
  3. Step 3: Cross multiply
    97,817,394.60x = 146,743,806.60 × 49,172,828.40
  4. Step 4: Simplify right side
    97,817,394.60x = 7,215,808,020,704,587
  5. Step 5: Solve for x
    x = 7,215,808,020,704,587/97,817,394.60
  6. Step 6: Final answer
    x = 73,768,147.78

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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.