Home / 97,817,379.60-146,743,784.10-49,172,813.40

Finding the Fourth Proportional to 97,817,379.60, 146,743,784.10 and 49,172,813.40

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Solution

The fourth proportional to 97,817,379.60, 146,743,784.10 and 49,172,813.40 is: 73,768,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,817,379.60 : 146,743,784.10 = 49,172,813.40 : x
  2. Step 2: Convert to fraction form
    97,817,379.60/146,743,784.10 = 49,172,813.40/x
  3. Step 3: Cross multiply
    97,817,379.60x = 146,743,784.10 × 49,172,813.40
  4. Step 4: Simplify right side
    97,817,379.60x = 7,215,804,713,159,186
  5. Step 5: Solve for x
    x = 7,215,804,713,159,186/97,817,379.60
  6. Step 6: Final answer
    x = 73,768,125.28

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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.