Home / 106,935,810.40-160,746,199.80-99,353,918.80

Finding the Fourth Proportional to 106,935,810.40, 160,746,199.80 and 99,353,918.80

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Solution

The fourth proportional to 106,935,810.40, 160,746,199.80 and 99,353,918.80 is: 149,349,079.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935,810.40 : 160,746,199.80 = 99,353,918.80 : x
  2. Step 2: Convert to fraction form
    106,935,810.40/160,746,199.80 = 99,353,918.80/x
  3. Step 3: Cross multiply
    106,935,810.40x = 160,746,199.80 × 99,353,918.80
  4. Step 4: Simplify right side
    106,935,810.40x = 15,970,764,882,337,776
  5. Step 5: Solve for x
    x = 15,970,764,882,337,776/106,935,810.40
  6. Step 6: Final answer
    x = 149,349,079.81

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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.