Home / 309,387,063,056.67-464,080,485,356.19-82,740,624,502.29

Finding the Fourth Proportional to 309,387,063,056.67, 464,080,485,356.19 and 82,740,624,502.29

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Solution

The fourth proportional to 309,387,063,056.67, 464,080,485,356.19 and 82,740,624,502.29 is: 124,110,907,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,387,063,056.67 : 464,080,485,356.19 = 82,740,624,502.29 : x
  2. Step 2: Convert to fraction form
    309,387,063,056.67/464,080,485,356.19 = 82,740,624,502.29/x
  3. Step 3: Cross multiply
    309,387,063,056.67x = 464,080,485,356.19 × 82,740,624,502.29
  4. Step 4: Simplify right side
    309,387,063,056.67x = 38,398,309,177,697,010,450,432
  5. Step 5: Solve for x
    x = 38,398,309,177,697,010,450,432/309,387,063,056.67
  6. Step 6: Final answer
    x = 124,110,907,541.93

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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.