Home / 348,586,457.16-481,012,738.93-197,831,105.33

Finding the Fourth Proportional to 348,586,457.16, 481,012,738.93 and 197,831,105.33

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Solution

The fourth proportional to 348,586,457.16, 481,012,738.93 and 197,831,105.33 is: 272,986,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,586,457.16 : 481,012,738.93 = 197,831,105.33 : x
  2. Step 2: Convert to fraction form
    348,586,457.16/481,012,738.93 = 197,831,105.33/x
  3. Step 3: Cross multiply
    348,586,457.16x = 481,012,738.93 × 197,831,105.33
  4. Step 4: Simplify right side
    348,586,457.16x = 95,159,281,817,061,056
  5. Step 5: Solve for x
    x = 95,159,281,817,061,056/348,586,457.16
  6. Step 6: Final answer
    x = 272,986,169.90

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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.