Home / 106,935,852.40-160,746,262.80-99,353,960.80

Finding the Fourth Proportional to 106,935,852.40, 160,746,262.80 and 99,353,960.80

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Solution

The fourth proportional to 106,935,852.40, 160,746,262.80 and 99,353,960.80 is: 149,349,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935,852.40 : 160,746,262.80 = 99,353,960.80 : x
  2. Step 2: Convert to fraction form
    106,935,852.40/160,746,262.80 = 99,353,960.80/x
  3. Step 3: Cross multiply
    106,935,852.40x = 160,746,262.80 × 99,353,960.80
  4. Step 4: Simplify right side
    106,935,852.40x = 15,970,777,892,977,698
  5. Step 5: Solve for x
    x = 15,970,777,892,977,698/106,935,852.40
  6. Step 6: Final answer
    x = 149,349,142.82

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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.