Home / 65,522,369.18-90,420,800.82-36,153,700

Finding the Fourth Proportional to 65,522,369.18, 90,420,800.82 and 36,153,700

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Solution

The fourth proportional to 65,522,369.18, 90,420,800.82 and 36,153,700 is: 49,892,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,522,369.18 : 90,420,800.82 = 36,153,700 : x
  2. Step 2: Convert to fraction form
    65,522,369.18/90,420,800.82 = 36,153,700/x
  3. Step 3: Cross multiply
    65,522,369.18x = 90,420,800.82 × 36,153,700
  4. Step 4: Simplify right side
    65,522,369.18x = 3,269,046,506,606,033.50
  5. Step 5: Solve for x
    x = 3,269,046,506,606,033.50/65,522,369.18
  6. Step 6: Final answer
    x = 49,892,068.12

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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.