Home / 1,036,424,457.70-1,554,636,686.55-455,293,724.20

Finding the Fourth Proportional to 1,036,424,457.70, 1,554,636,686.55 and 455,293,724.20

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Solution

The fourth proportional to 1,036,424,457.70, 1,554,636,686.55 and 455,293,724.20 is: 682,940,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,424,457.70 : 1,554,636,686.55 = 455,293,724.20 : x
  2. Step 2: Convert to fraction form
    1,036,424,457.70/1,554,636,686.55 = 455,293,724.20/x
  3. Step 3: Cross multiply
    1,036,424,457.70x = 1,554,636,686.55 × 455,293,724.20
  4. Step 4: Simplify right side
    1,036,424,457.70x = 707,816,326,797,297,536
  5. Step 5: Solve for x
    x = 707,816,326,797,297,536/1,036,424,457.70
  6. Step 6: Final answer
    x = 682,940,586.30

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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.