Home / 590,243,566.80-885,900,727.80-299,313,080.40

Finding the Fourth Proportional to 590,243,566.80, 885,900,727.80 and 299,313,080.40

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Solution

The fourth proportional to 590,243,566.80, 885,900,727.80 and 299,313,080.40 is: 449,241,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,243,566.80 : 885,900,727.80 = 299,313,080.40 : x
  2. Step 2: Convert to fraction form
    590,243,566.80/885,900,727.80 = 299,313,080.40/x
  3. Step 3: Cross multiply
    590,243,566.80x = 885,900,727.80 × 299,313,080.40
  4. Step 4: Simplify right side
    590,243,566.80x = 265,161,675,766,419,872
  5. Step 5: Solve for x
    x = 265,161,675,766,419,872/590,243,566.80
  6. Step 6: Final answer
    x = 449,241,111.10

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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.