Home / 1,089,038,580.21-1,503,000,297.23-619,210,298.25

Finding the Fourth Proportional to 1,089,038,580.21, 1,503,000,297.23 and 619,210,298.25

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Solution

The fourth proportional to 1,089,038,580.21, 1,503,000,297.23 and 619,210,298.25 is: 854,582,453.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,038,580.21 : 1,503,000,297.23 = 619,210,298.25 : x
  2. Step 2: Convert to fraction form
    1,089,038,580.21/1,503,000,297.23 = 619,210,298.25/x
  3. Step 3: Cross multiply
    1,089,038,580.21x = 1,503,000,297.23 × 619,210,298.25
  4. Step 4: Simplify right side
    1,089,038,580.21x = 930,673,262,314,530,816
  5. Step 5: Solve for x
    x = 930,673,262,314,530,816/1,089,038,580.21
  6. Step 6: Final answer
    x = 854,582,453.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.