Home / 888,812,450.64-1,333,282,448.88-306,538,133.76

Finding the Fourth Proportional to 888,812,450.64, 1,333,282,448.88 and 306,538,133.76

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Solution

The fourth proportional to 888,812,450.64, 1,333,282,448.88 and 306,538,133.76 is: 459,829,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,812,450.64 : 1,333,282,448.88 = 306,538,133.76 : x
  2. Step 2: Convert to fraction form
    888,812,450.64/1,333,282,448.88 = 306,538,133.76/x
  3. Step 3: Cross multiply
    888,812,450.64x = 1,333,282,448.88 × 306,538,133.76
  4. Step 4: Simplify right side
    888,812,450.64x = 408,701,913,654,637,824
  5. Step 5: Solve for x
    x = 408,701,913,654,637,824/888,812,450.64
  6. Step 6: Final answer
    x = 459,829,194.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.