Home / 1,014,382,738.27-1,520,512,130.58-424,510,941.21

Finding the Fourth Proportional to 1,014,382,738.27, 1,520,512,130.58 and 424,510,941.21

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Solution

The fourth proportional to 1,014,382,738.27, 1,520,512,130.58 and 424,510,941.21 is: 636,321,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,382,738.27 : 1,520,512,130.58 = 424,510,941.21 : x
  2. Step 2: Convert to fraction form
    1,014,382,738.27/1,520,512,130.58 = 424,510,941.21/x
  3. Step 3: Cross multiply
    1,014,382,738.27x = 1,520,512,130.58 × 424,510,941.21
  4. Step 4: Simplify right side
    1,014,382,738.27x = 645,474,035,673,738,112
  5. Step 5: Solve for x
    x = 645,474,035,673,738,112/1,014,382,738.27
  6. Step 6: Final answer
    x = 636,321,983.13

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Double scale
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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.