Home / 873,077,496.30-1,309,616,244.45-758,286,240.30

Finding the Fourth Proportional to 873,077,496.30, 1,309,616,244.45 and 758,286,240.30

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Solution

The fourth proportional to 873,077,496.30, 1,309,616,244.45 and 758,286,240.30 is: 1,137,429,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,077,496.30 : 1,309,616,244.45 = 758,286,240.30 : x
  2. Step 2: Convert to fraction form
    873,077,496.30/1,309,616,244.45 = 758,286,240.30/x
  3. Step 3: Cross multiply
    873,077,496.30x = 1,309,616,244.45 × 758,286,240.30
  4. Step 4: Simplify right side
    873,077,496.30x = 993,063,978,239,796,224
  5. Step 5: Solve for x
    x = 993,063,978,239,796,224/873,077,496.30
  6. Step 6: Final answer
    x = 1,137,429,360.45

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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.