Home / 886,835,283.74-1,223,256,036.75-568,791,768.84

Finding the Fourth Proportional to 886,835,283.74, 1,223,256,036.75 and 568,791,768.84

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Solution

The fourth proportional to 886,835,283.74, 1,223,256,036.75 and 568,791,768.84 is: 784,562,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,835,283.74 : 1,223,256,036.75 = 568,791,768.84 : x
  2. Step 2: Convert to fraction form
    886,835,283.74/1,223,256,036.75 = 568,791,768.84/x
  3. Step 3: Cross multiply
    886,835,283.74x = 1,223,256,036.75 × 568,791,768.84
  4. Step 4: Simplify right side
    886,835,283.74x = 695,777,964,887,240,576
  5. Step 5: Solve for x
    x = 695,777,964,887,240,576/886,835,283.74
  6. Step 6: Final answer
    x = 784,562,790.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.