Home / 113,390,680.60-169,897,064.10-106,588,235.80

Finding the Fourth Proportional to 113,390,680.60, 169,897,064.10 and 106,588,235.80

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Solution

The fourth proportional to 113,390,680.60, 169,897,064.10 and 106,588,235.80 is: 159,704,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,390,680.60 : 169,897,064.10 = 106,588,235.80 : x
  2. Step 2: Convert to fraction form
    113,390,680.60/169,897,064.10 = 106,588,235.80/x
  3. Step 3: Cross multiply
    113,390,680.60x = 169,897,064.10 × 106,588,235.80
  4. Step 4: Simplify right side
    113,390,680.60x = 18,109,028,330,018,512
  5. Step 5: Solve for x
    x = 18,109,028,330,018,512/113,390,680.60
  6. Step 6: Final answer
    x = 159,704,732.65

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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.