Home / 4,790,147,999.10-7,185,221,998.65-2,210,257,823.10

Finding the Fourth Proportional to 4,790,147,999.10, 7,185,221,998.65 and 2,210,257,823.10

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Solution

The fourth proportional to 4,790,147,999.10, 7,185,221,998.65 and 2,210,257,823.10 is: 3,315,386,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790,147,999.10 : 7,185,221,998.65 = 2,210,257,823.10 : x
  2. Step 2: Convert to fraction form
    4,790,147,999.10/7,185,221,998.65 = 2,210,257,823.10/x
  3. Step 3: Cross multiply
    4,790,147,999.10x = 7,185,221,998.65 × 2,210,257,823.10
  4. Step 4: Simplify right side
    4,790,147,999.10x = 15,881,193,133,226,379,264
  5. Step 5: Solve for x
    x = 15,881,193,133,226,379,264/4,790,147,999.10
  6. Step 6: Final answer
    x = 3,315,386,734.65

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Double scale
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Similar ratio
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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.