Home / 530,085,029,087.92-795,239,229,790.08-171,909,074,182.74

Finding the Fourth Proportional to 530,085,029,087.92, 795,239,229,790.08 and 171,909,074,182.74

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Solution

The fourth proportional to 530,085,029,087.92, 795,239,229,790.08 and 171,909,074,182.74 is: 257,899,831,621.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,085,029,087.92 : 795,239,229,790.08 = 171,909,074,182.74 : x
  2. Step 2: Convert to fraction form
    530,085,029,087.92/795,239,229,790.08 = 171,909,074,182.74/x
  3. Step 3: Cross multiply
    530,085,029,087.92x = 795,239,229,790.08 × 171,909,074,182.74
  4. Step 4: Simplify right side
    530,085,029,087.92x = 136,708,839,747,007,872,499,712
  5. Step 5: Solve for x
    x = 136,708,839,747,007,872,499,712/530,085,029,087.92
  6. Step 6: Final answer
    x = 257,899,831,621.79

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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.