Home / 450,303,368,357.80-675,569,382,714.78-208,454,836,727.08

Finding the Fourth Proportional to 450,303,368,357.80, 675,569,382,714.78 and 208,454,836,727.08

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Solution

The fourth proportional to 450,303,368,357.80, 675,569,382,714.78 and 208,454,836,727.08 is: 312,735,180,918.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,303,368,357.80 : 675,569,382,714.78 = 208,454,836,727.08 : x
  2. Step 2: Convert to fraction form
    450,303,368,357.80/675,569,382,714.78 = 208,454,836,727.08/x
  3. Step 3: Cross multiply
    450,303,368,357.80x = 675,569,382,714.78 × 208,454,836,727.08
  4. Step 4: Simplify right side
    450,303,368,357.80x = 140,825,705,371,623,682,473,984
  5. Step 5: Solve for x
    x = 140,825,705,371,623,682,473,984/450,303,368,357.80
  6. Step 6: Final answer
    x = 312,735,180,918.58

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1.5x scale

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.