Home / 98,701,162.32-136,211,861.24-54,648,162.12

Finding the Fourth Proportional to 98,701,162.32, 136,211,861.24 and 54,648,162.12

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Solution

The fourth proportional to 98,701,162.32, 136,211,861.24 and 54,648,162.12 is: 75,416,820.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,701,162.32 : 136,211,861.24 = 54,648,162.12 : x
  2. Step 2: Convert to fraction form
    98,701,162.32/136,211,861.24 = 54,648,162.12/x
  3. Step 3: Cross multiply
    98,701,162.32x = 136,211,861.24 × 54,648,162.12
  4. Step 4: Simplify right side
    98,701,162.32x = 7,443,727,875,710,464
  5. Step 5: Solve for x
    x = 7,443,727,875,710,464/98,701,162.32
  6. Step 6: Final answer
    x = 75,416,820.84

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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.