Home / 1,535,903,147.52-2,118,765,488.49-932,913,310.77

Finding the Fourth Proportional to 1,535,903,147.52, 2,118,765,488.49 and 932,913,310.77

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Solution

The fourth proportional to 1,535,903,147.52, 2,118,765,488.49 and 932,913,310.77 is: 1,286,946,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,903,147.52 : 2,118,765,488.49 = 932,913,310.77 : x
  2. Step 2: Convert to fraction form
    1,535,903,147.52/2,118,765,488.49 = 932,913,310.77/x
  3. Step 3: Cross multiply
    1,535,903,147.52x = 2,118,765,488.49 × 932,913,310.77
  4. Step 4: Simplify right side
    1,535,903,147.52x = 1,976,624,526,612,422,144
  5. Step 5: Solve for x
    x = 1,976,624,526,612,422,144/1,535,903,147.52
  6. Step 6: Final answer
    x = 1,286,946,074.56

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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.