Home / 1,943,877,435.76-2,681,562,591.46-1,180,718,423.52

Finding the Fourth Proportional to 1,943,877,435.76, 2,681,562,591.46 and 1,180,718,423.52

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Solution

The fourth proportional to 1,943,877,435.76, 2,681,562,591.46 and 1,180,718,423.52 is: 1,628,791,145.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,877,435.76 : 2,681,562,591.46 = 1,180,718,423.52 : x
  2. Step 2: Convert to fraction form
    1,943,877,435.76/2,681,562,591.46 = 1,180,718,423.52/x
  3. Step 3: Cross multiply
    1,943,877,435.76x = 2,681,562,591.46 × 1,180,718,423.52
  4. Step 4: Simplify right side
    1,943,877,435.76x = 3,166,170,355,558,857,216
  5. Step 5: Solve for x
    x = 3,166,170,355,558,857,216/1,943,877,435.76
  6. Step 6: Final answer
    x = 1,628,791,145.63

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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.