Home / 804,821,350.10-1,207,232,025.15-437,489,330.90

Finding the Fourth Proportional to 804,821,350.10, 1,207,232,025.15 and 437,489,330.90

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Solution

The fourth proportional to 804,821,350.10, 1,207,232,025.15 and 437,489,330.90 is: 656,233,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,821,350.10 : 1,207,232,025.15 = 437,489,330.90 : x
  2. Step 2: Convert to fraction form
    804,821,350.10/1,207,232,025.15 = 437,489,330.90/x
  3. Step 3: Cross multiply
    804,821,350.10x = 1,207,232,025.15 × 437,489,330.90
  4. Step 4: Simplify right side
    804,821,350.10x = 528,151,130,923,925,504
  5. Step 5: Solve for x
    x = 528,151,130,923,925,504/804,821,350.10
  6. Step 6: Final answer
    x = 656,233,996.35

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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.