Home / 982,476,399.90-1,355,836,303.56-536,457,447.48

Finding the Fourth Proportional to 982,476,399.90, 1,355,836,303.56 and 536,457,447.48

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Solution

The fourth proportional to 982,476,399.90, 1,355,836,303.56 and 536,457,447.48 is: 740,321,581.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,476,399.90 : 1,355,836,303.56 = 536,457,447.48 : x
  2. Step 2: Convert to fraction form
    982,476,399.90/1,355,836,303.56 = 536,457,447.48/x
  3. Step 3: Cross multiply
    982,476,399.90x = 1,355,836,303.56 × 536,457,447.48
  4. Step 4: Simplify right side
    982,476,399.90x = 727,348,482,608,516,096
  5. Step 5: Solve for x
    x = 727,348,482,608,516,096/982,476,399.90
  6. Step 6: Final answer
    x = 740,321,581.96

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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.