Home / 1,455,779,986.90-2,183,669,980.35-473,204,626.90

Finding the Fourth Proportional to 1,455,779,986.90, 2,183,669,980.35 and 473,204,626.90

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Solution

The fourth proportional to 1,455,779,986.90, 2,183,669,980.35 and 473,204,626.90 is: 709,806,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,779,986.90 : 2,183,669,980.35 = 473,204,626.90 : x
  2. Step 2: Convert to fraction form
    1,455,779,986.90/2,183,669,980.35 = 473,204,626.90/x
  3. Step 3: Cross multiply
    1,455,779,986.90x = 2,183,669,980.35 × 473,204,626.90
  4. Step 4: Simplify right side
    1,455,779,986.90x = 1,033,322,738,324,252,032
  5. Step 5: Solve for x
    x = 1,033,322,738,324,252,032/1,455,779,986.90
  6. Step 6: Final answer
    x = 709,806,940.35

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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.