Home / 1,645,157,712.50-2,270,317,643.24-940,324,827.55

Finding the Fourth Proportional to 1,645,157,712.50, 2,270,317,643.24 and 940,324,827.55

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Solution

The fourth proportional to 1,645,157,712.50, 2,270,317,643.24 and 940,324,827.55 is: 1,297,648,262.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,157,712.50 : 2,270,317,643.24 = 940,324,827.55 : x
  2. Step 2: Convert to fraction form
    1,645,157,712.50/2,270,317,643.24 = 940,324,827.55/x
  3. Step 3: Cross multiply
    1,645,157,712.50x = 2,270,317,643.24 × 940,324,827.55
  4. Step 4: Simplify right side
    1,645,157,712.50x = 2,134,836,046,358,947,584
  5. Step 5: Solve for x
    x = 2,134,836,046,358,947,584/1,645,157,712.50
  6. Step 6: Final answer
    x = 1,297,648,262.01

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Find fourth proportional to 1,645,157,713.50, 2,270,317,644.62 and 940,324,828.55
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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.