Home / 1,274,898,446.10-1,912,903,910.55-446,446,695.06

Finding the Fourth Proportional to 1,274,898,446.10, 1,912,903,910.55 and 446,446,695.06

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Solution

The fourth proportional to 1,274,898,446.10, 1,912,903,910.55 and 446,446,695.06 is: 669,864,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,898,446.10 : 1,912,903,910.55 = 446,446,695.06 : x
  2. Step 2: Convert to fraction form
    1,274,898,446.10/1,912,903,910.55 = 446,446,695.06/x
  3. Step 3: Cross multiply
    1,274,898,446.10x = 1,912,903,910.55 × 446,446,695.06
  4. Step 4: Simplify right side
    1,274,898,446.10x = 854,009,628,832,397,312
  5. Step 5: Solve for x
    x = 854,009,628,832,397,312/1,274,898,446.10
  6. Step 6: Final answer
    x = 669,864,828.41

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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.