Home / 263,381,832.02-363,440,439.28-145,885,209.18

Finding the Fourth Proportional to 263,381,832.02, 363,440,439.28 and 145,885,209.18

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Solution

The fourth proportional to 263,381,832.02, 363,440,439.28 and 145,885,209.18 is: 201,306,916.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,381,832.02 : 363,440,439.28 = 145,885,209.18 : x
  2. Step 2: Convert to fraction form
    263,381,832.02/363,440,439.28 = 145,885,209.18/x
  3. Step 3: Cross multiply
    263,381,832.02x = 363,440,439.28 × 145,885,209.18
  4. Step 4: Simplify right side
    263,381,832.02x = 53,020,584,508,833,888
  5. Step 5: Solve for x
    x = 53,020,584,508,833,888/263,381,832.02
  6. Step 6: Final answer
    x = 201,306,916.66

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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.