Home / 381,812,173.64-526,885,967.40-233,381,817.74

Finding the Fourth Proportional to 381,812,173.64, 526,885,967.40 and 233,381,817.74

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Solution

The fourth proportional to 381,812,173.64, 526,885,967.40 and 233,381,817.74 is: 322,057,842.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,812,173.64 : 526,885,967.40 = 233,381,817.74 : x
  2. Step 2: Convert to fraction form
    381,812,173.64/526,885,967.40 = 233,381,817.74/x
  3. Step 3: Cross multiply
    381,812,173.64x = 526,885,967.40 × 233,381,817.74
  4. Step 4: Simplify right side
    381,812,173.64x = 122,965,604,813,510,384
  5. Step 5: Solve for x
    x = 122,965,604,813,510,384/381,812,173.64
  6. Step 6: Final answer
    x = 322,057,842.32

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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.