Home / 2,153,112,635.52-2,971,296,739.08-1,163,038,489.92

Finding the Fourth Proportional to 2,153,112,635.52, 2,971,296,739.08 and 1,163,038,489.92

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Solution

The fourth proportional to 2,153,112,635.52, 2,971,296,739.08 and 1,163,038,489.92 is: 1,604,993,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,112,635.52 : 2,971,296,739.08 = 1,163,038,489.92 : x
  2. Step 2: Convert to fraction form
    2,153,112,635.52/2,971,296,739.08 = 1,163,038,489.92/x
  3. Step 3: Cross multiply
    2,153,112,635.52x = 2,971,296,739.08 × 1,163,038,489.92
  4. Step 4: Simplify right side
    2,153,112,635.52x = 3,455,732,472,523,823,616
  5. Step 5: Solve for x
    x = 3,455,732,472,523,823,616/2,153,112,635.52
  6. Step 6: Final answer
    x = 1,604,993,819.42

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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.