Home / 1,263,047,205.63-1,894,700,750.85-476,763,158.37

Finding the Fourth Proportional to 1,263,047,205.63, 1,894,700,750.85 and 476,763,158.37

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Solution

The fourth proportional to 1,263,047,205.63, 1,894,700,750.85 and 476,763,158.37 is: 715,193,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,047,205.63 : 1,894,700,750.85 = 476,763,158.37 : x
  2. Step 2: Convert to fraction form
    1,263,047,205.63/1,894,700,750.85 = 476,763,158.37/x
  3. Step 3: Cross multiply
    1,263,047,205.63x = 1,894,700,750.85 × 476,763,158.37
  4. Step 4: Simplify right side
    1,263,047,205.63x = 903,323,514,141,256,448
  5. Step 5: Solve for x
    x = 903,323,514,141,256,448/1,263,047,205.63
  6. Step 6: Final answer
    x = 715,193,786.99

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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.