Home / 116,280,322.18-160,416,423.32-69,211,002.88

Finding the Fourth Proportional to 116,280,322.18, 160,416,423.32 and 69,211,002.88

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Solution

The fourth proportional to 116,280,322.18, 160,416,423.32 and 69,211,002.88 is: 95,481,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,280,322.18 : 160,416,423.32 = 69,211,002.88 : x
  2. Step 2: Convert to fraction form
    116,280,322.18/160,416,423.32 = 69,211,002.88/x
  3. Step 3: Cross multiply
    116,280,322.18x = 160,416,423.32 × 69,211,002.88
  4. Step 4: Simplify right side
    116,280,322.18x = 11,102,581,535,741,602
  5. Step 5: Solve for x
    x = 11,102,581,535,741,602/116,280,322.18
  6. Step 6: Final answer
    x = 95,481,172.80

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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.