Home / 605,414,010.80-908,121,016.20-575,180,922.80

Finding the Fourth Proportional to 605,414,010.80, 908,121,016.20 and 575,180,922.80

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Solution

The fourth proportional to 605,414,010.80, 908,121,016.20 and 575,180,922.80 is: 862,771,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,414,010.80 : 908,121,016.20 = 575,180,922.80 : x
  2. Step 2: Convert to fraction form
    605,414,010.80/908,121,016.20 = 575,180,922.80/x
  3. Step 3: Cross multiply
    605,414,010.80x = 908,121,016.20 × 575,180,922.80
  4. Step 4: Simplify right side
    605,414,010.80x = 522,333,884,111,989,760
  5. Step 5: Solve for x
    x = 522,333,884,111,989,760/605,414,010.80
  6. Step 6: Final answer
    x = 862,771,384.20

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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.