Home / 877,002,173.22-1,315,072,792.08-433,832,817.54

Finding the Fourth Proportional to 877,002,173.22, 1,315,072,792.08 and 433,832,817.54

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Solution

The fourth proportional to 877,002,173.22, 1,315,072,792.08 and 433,832,817.54 is: 650,536,283.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,002,173.22 : 1,315,072,792.08 = 433,832,817.54 : x
  2. Step 2: Convert to fraction form
    877,002,173.22/1,315,072,792.08 = 433,832,817.54/x
  3. Step 3: Cross multiply
    877,002,173.22x = 1,315,072,792.08 × 433,832,817.54
  4. Step 4: Simplify right side
    877,002,173.22x = 570,521,734,658,260,992
  5. Step 5: Solve for x
    x = 570,521,734,658,260,992/877,002,173.22
  6. Step 6: Final answer
    x = 650,536,283.81

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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.