Home / 106,673,044.60-160,009,566.90-72,235,667.80

Finding the Fourth Proportional to 106,673,044.60, 160,009,566.90 and 72,235,667.80

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Solution

The fourth proportional to 106,673,044.60, 160,009,566.90 and 72,235,667.80 is: 108,353,501.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,673,044.60 : 160,009,566.90 = 72,235,667.80 : x
  2. Step 2: Convert to fraction form
    106,673,044.60/160,009,566.90 = 72,235,667.80/x
  3. Step 3: Cross multiply
    106,673,044.60x = 160,009,566.90 × 72,235,667.80
  4. Step 4: Simplify right side
    106,673,044.60x = 11,558,397,919,410,276
  5. Step 5: Solve for x
    x = 11,558,397,919,410,276/106,673,044.60
  6. Step 6: Final answer
    x = 108,353,501.70

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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.