Home / 923,546,182.47-1,274,510,292.21-505,831,563.60

Finding the Fourth Proportional to 923,546,182.47, 1,274,510,292.21 and 505,831,563.60

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Solution

The fourth proportional to 923,546,182.47, 1,274,510,292.21 and 505,831,563.60 is: 698,056,628.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,546,182.47 : 1,274,510,292.21 = 505,831,563.60 : x
  2. Step 2: Convert to fraction form
    923,546,182.47/1,274,510,292.21 = 505,831,563.60/x
  3. Step 3: Cross multiply
    923,546,182.47x = 1,274,510,292.21 × 505,831,563.60
  4. Step 4: Simplify right side
    923,546,182.47x = 644,687,533,932,877,312
  5. Step 5: Solve for x
    x = 644,687,533,932,877,312/923,546,182.47
  6. Step 6: Final answer
    x = 698,056,628.00

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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.