Home / 136,049,245,687.80-204,073,868,531.70-102,989,363,959.80

Finding the Fourth Proportional to 136,049,245,687.80, 204,073,868,531.70 and 102,989,363,959.80

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Solution

The fourth proportional to 136,049,245,687.80, 204,073,868,531.70 and 102,989,363,959.80 is: 154,484,045,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,049,245,687.80 : 204,073,868,531.70 = 102,989,363,959.80 : x
  2. Step 2: Convert to fraction form
    136,049,245,687.80/204,073,868,531.70 = 102,989,363,959.80/x
  3. Step 3: Cross multiply
    136,049,245,687.80x = 204,073,868,531.70 × 102,989,363,959.80
  4. Step 4: Simplify right side
    136,049,245,687.80x = 21,017,437,920,895,629,787,136
  5. Step 5: Solve for x
    x = 21,017,437,920,895,629,787,136/136,049,245,687.80
  6. Step 6: Final answer
    x = 154,484,045,939.70

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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.