Home / 106,596,009.60-159,894,014.40-89,377,321.20

Finding the Fourth Proportional to 106,596,009.60, 159,894,014.40 and 89,377,321.20

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Solution

The fourth proportional to 106,596,009.60, 159,894,014.40 and 89,377,321.20 is: 134,065,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,596,009.60 : 159,894,014.40 = 89,377,321.20 : x
  2. Step 2: Convert to fraction form
    106,596,009.60/159,894,014.40 = 89,377,321.20/x
  3. Step 3: Cross multiply
    106,596,009.60x = 159,894,014.40 × 89,377,321.20
  4. Step 4: Simplify right side
    106,596,009.60x = 14,290,898,682,986,226
  5. Step 5: Solve for x
    x = 14,290,898,682,986,226/106,596,009.60
  6. Step 6: Final answer
    x = 134,065,981.80

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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.