Home / 76,105,233.20-105,024,689.12-41,297,038.40

Finding the Fourth Proportional to 76,105,233.20, 105,024,689.12 and 41,297,038.40

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Solution

The fourth proportional to 76,105,233.20, 105,024,689.12 and 41,297,038.40 is: 56,989,623.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,105,233.20 : 105,024,689.12 = 41,297,038.40 : x
  2. Step 2: Convert to fraction form
    76,105,233.20/105,024,689.12 = 41,297,038.40/x
  3. Step 3: Cross multiply
    76,105,233.20x = 105,024,689.12 × 41,297,038.40
  4. Step 4: Simplify right side
    76,105,233.20x = 4,337,208,619,536,702
  5. Step 5: Solve for x
    x = 4,337,208,619,536,702/76,105,233.20
  6. Step 6: Final answer
    x = 56,989,623.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.