Home / 1,947,103,893.60-2,687,012,729.64-1,055,030,384.40

Finding the Fourth Proportional to 1,947,103,893.60, 2,687,012,729.64 and 1,055,030,384.40

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Solution

The fourth proportional to 1,947,103,893.60, 2,687,012,729.64 and 1,055,030,384.40 is: 1,455,947,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,103,893.60 : 2,687,012,729.64 = 1,055,030,384.40 : x
  2. Step 2: Convert to fraction form
    1,947,103,893.60/2,687,012,729.64 = 1,055,030,384.40/x
  3. Step 3: Cross multiply
    1,947,103,893.60x = 2,687,012,729.64 × 1,055,030,384.40
  4. Step 4: Simplify right side
    1,947,103,893.60x = 2,834,880,073,039,782,400
  5. Step 5: Solve for x
    x = 2,834,880,073,039,782,400/1,947,103,893.60
  6. Step 6: Final answer
    x = 1,455,947,000.24

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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.