Home / 4,790,147,999.60-7,185,221,999.40-2,210,257,823.60

Finding the Fourth Proportional to 4,790,147,999.60, 7,185,221,999.40 and 2,210,257,823.60

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Solution

The fourth proportional to 4,790,147,999.60, 7,185,221,999.40 and 2,210,257,823.60 is: 3,315,386,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790,147,999.60 : 7,185,221,999.40 = 2,210,257,823.60 : x
  2. Step 2: Convert to fraction form
    4,790,147,999.60/7,185,221,999.40 = 2,210,257,823.60/x
  3. Step 3: Cross multiply
    4,790,147,999.60x = 7,185,221,999.40 × 2,210,257,823.60
  4. Step 4: Simplify right side
    4,790,147,999.60x = 15,881,193,138,476,683,264
  5. Step 5: Solve for x
    x = 15,881,193,138,476,683,264/4,790,147,999.60
  6. Step 6: Final answer
    x = 3,315,386,735.40

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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.