Home / 1,483,458,913.30-2,225,507,234.55-448,424,421.70

Finding the Fourth Proportional to 1,483,458,913.30, 2,225,507,234.55 and 448,424,421.70

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Solution

The fourth proportional to 1,483,458,913.30, 2,225,507,234.55 and 448,424,421.70 is: 672,733,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,458,913.30 : 2,225,507,234.55 = 448,424,421.70 : x
  2. Step 2: Convert to fraction form
    1,483,458,913.30/2,225,507,234.55 = 448,424,421.70/x
  3. Step 3: Cross multiply
    1,483,458,913.30x = 2,225,507,234.55 × 448,424,421.70
  4. Step 4: Simplify right side
    1,483,458,913.30x = 997,971,794,642,250,112
  5. Step 5: Solve for x
    x = 997,971,794,642,250,112/1,483,458,913.30
  6. Step 6: Final answer
    x = 672,733,019.90

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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.