Home / 111,785,181.60-154,261,970.32-62,892,492.96

Finding the Fourth Proportional to 111,785,181.60, 154,261,970.32 and 62,892,492.96

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Solution

The fourth proportional to 111,785,181.60, 154,261,970.32 and 62,892,492.96 is: 86,790,751.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,785,181.60 : 154,261,970.32 = 62,892,492.96 : x
  2. Step 2: Convert to fraction form
    111,785,181.60/154,261,970.32 = 62,892,492.96/x
  3. Step 3: Cross multiply
    111,785,181.60x = 154,261,970.32 × 62,892,492.96
  4. Step 4: Simplify right side
    111,785,181.60x = 9,701,919,882,346,328
  5. Step 5: Solve for x
    x = 9,701,919,882,346,328/111,785,181.60
  6. Step 6: Final answer
    x = 86,790,751.18

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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.