Home / 752,133,670.60-1,128,200,505.90-622,887,219.40

Finding the Fourth Proportional to 752,133,670.60, 1,128,200,505.90 and 622,887,219.40

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Solution

The fourth proportional to 752,133,670.60, 1,128,200,505.90 and 622,887,219.40 is: 934,330,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,133,670.60 : 1,128,200,505.90 = 622,887,219.40 : x
  2. Step 2: Convert to fraction form
    752,133,670.60/1,128,200,505.90 = 622,887,219.40/x
  3. Step 3: Cross multiply
    752,133,670.60x = 1,128,200,505.90 × 622,887,219.40
  4. Step 4: Simplify right side
    752,133,670.60x = 702,741,676,045,724,288
  5. Step 5: Solve for x
    x = 702,741,676,045,724,288/752,133,670.60
  6. Step 6: Final answer
    x = 934,330,829.10

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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.