Home / 767,682,532,261.75-1,059,435,196,036.40-425,126,395,240.81

Finding the Fourth Proportional to 767,682,532,261.75, 1,059,435,196,036.40 and 425,126,395,240.81

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Solution

The fourth proportional to 767,682,532,261.75, 1,059,435,196,036.40 and 425,126,395,240.81 is: 586,692,867,109.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,682,532,261.75 : 1,059,435,196,036.40 = 425,126,395,240.81 : x
  2. Step 2: Convert to fraction form
    767,682,532,261.75/1,059,435,196,036.40 = 425,126,395,240.81/x
  3. Step 3: Cross multiply
    767,682,532,261.75x = 1,059,435,196,036.40 × 425,126,395,240.81
  4. Step 4: Simplify right side
    767,682,532,261.75x = 450,393,865,882,195,602,702,336
  5. Step 5: Solve for x
    x = 450,393,865,882,195,602,702,336/767,682,532,261.75
  6. Step 6: Final answer
    x = 586,692,867,109.07

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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.