Home / 106,527,905.40-159,791,858.10-103,339,259.40

Finding the Fourth Proportional to 106,527,905.40, 159,791,858.10 and 103,339,259.40

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Solution

The fourth proportional to 106,527,905.40, 159,791,858.10 and 103,339,259.40 is: 155,008,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,527,905.40 : 159,791,858.10 = 103,339,259.40 : x
  2. Step 2: Convert to fraction form
    106,527,905.40/159,791,858.10 = 103,339,259.40/x
  3. Step 3: Cross multiply
    106,527,905.40x = 159,791,858.10 × 103,339,259.40
  4. Step 4: Simplify right side
    106,527,905.40x = 16,512,772,274,203,892
  5. Step 5: Solve for x
    x = 16,512,772,274,203,892/106,527,905.40
  6. Step 6: Final answer
    x = 155,008,889.10

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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.