Home / 1,089,038,592.46-1,503,000,314.13-619,210,310.50

Finding the Fourth Proportional to 1,089,038,592.46, 1,503,000,314.13 and 619,210,310.50

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Solution

The fourth proportional to 1,089,038,592.46, 1,503,000,314.13 and 619,210,310.50 is: 854,582,470.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,038,592.46 : 1,503,000,314.13 = 619,210,310.50 : x
  2. Step 2: Convert to fraction form
    1,089,038,592.46/1,503,000,314.13 = 619,210,310.50/x
  3. Step 3: Cross multiply
    1,089,038,592.46x = 1,503,000,314.13 × 619,210,310.50
  4. Step 4: Simplify right side
    1,089,038,592.46x = 930,673,291,194,034,944
  5. Step 5: Solve for x
    x = 930,673,291,194,034,944/1,089,038,592.46
  6. Step 6: Final answer
    x = 854,582,470.85

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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.