Home / 1,173,609,037.20-1,760,413,555.80-760,360,515.60

Finding the Fourth Proportional to 1,173,609,037.20, 1,760,413,555.80 and 760,360,515.60

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Solution

The fourth proportional to 1,173,609,037.20, 1,760,413,555.80 and 760,360,515.60 is: 1,140,540,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,609,037.20 : 1,760,413,555.80 = 760,360,515.60 : x
  2. Step 2: Convert to fraction form
    1,173,609,037.20/1,760,413,555.80 = 760,360,515.60/x
  3. Step 3: Cross multiply
    1,173,609,037.20x = 1,760,413,555.80 × 760,360,515.60
  4. Step 4: Simplify right side
    1,173,609,037.20x = 1,338,548,958,957,317,376
  5. Step 5: Solve for x
    x = 1,338,548,958,957,317,376/1,173,609,037.20
  6. Step 6: Final answer
    x = 1,140,540,773.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.