Home / 106,303,541.40-159,455,312.10-104,288,002.20

Finding the Fourth Proportional to 106,303,541.40, 159,455,312.10 and 104,288,002.20

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Solution

The fourth proportional to 106,303,541.40, 159,455,312.10 and 104,288,002.20 is: 156,432,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,303,541.40 : 159,455,312.10 = 104,288,002.20 : x
  2. Step 2: Convert to fraction form
    106,303,541.40/159,455,312.10 = 104,288,002.20/x
  3. Step 3: Cross multiply
    106,303,541.40x = 159,455,312.10 × 104,288,002.20
  4. Step 4: Simplify right side
    106,303,541.40x = 16,629,275,939,086,486
  5. Step 5: Solve for x
    x = 16,629,275,939,086,486/106,303,541.40
  6. Step 6: Final answer
    x = 156,432,003.30

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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.