Home / 56,176,992.40-84,328,474.20-43,453,901.20

Finding the Fourth Proportional to 56,176,992.40, 84,328,474.20 and 43,453,901.20

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Solution

The fourth proportional to 56,176,992.40, 84,328,474.20 and 43,453,901.20 is: 65,229,572.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,176,992.40 : 84,328,474.20 = 43,453,901.20 : x
  2. Step 2: Convert to fraction form
    56,176,992.40/84,328,474.20 = 43,453,901.20/x
  3. Step 3: Cross multiply
    56,176,992.40x = 84,328,474.20 × 43,453,901.20
  4. Step 4: Simplify right side
    56,176,992.40x = 3,664,401,186,233,549.50
  5. Step 5: Solve for x
    x = 3,664,401,186,233,549.50/56,176,992.40
  6. Step 6: Final answer
    x = 65,229,572.28

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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.