Home / 111,885,853.77-154,381,981.32-62,324,994.06

Finding the Fourth Proportional to 111,885,853.77, 154,381,981.32 and 62,324,994.06

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Solution

The fourth proportional to 111,885,853.77, 154,381,981.32 and 62,324,994.06 is: 85,997,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,885,853.77 : 154,381,981.32 = 62,324,994.06 : x
  2. Step 2: Convert to fraction form
    111,885,853.77/154,381,981.32 = 62,324,994.06/x
  3. Step 3: Cross multiply
    111,885,853.77x = 154,381,981.32 × 62,324,994.06
  4. Step 4: Simplify right side
    111,885,853.77x = 9,621,856,068,740,030
  5. Step 5: Solve for x
    x = 9,621,856,068,740,030/111,885,853.77
  6. Step 6: Final answer
    x = 85,997,074.20

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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.