Home / 683,035,169.85-1,024,974,420.02-268,439,113.22

Finding the Fourth Proportional to 683,035,169.85, 1,024,974,420.02 and 268,439,113.22

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Solution

The fourth proportional to 683,035,169.85, 1,024,974,420.02 and 268,439,113.22 is: 402,824,388.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,035,169.85 : 1,024,974,420.02 = 268,439,113.22 : x
  2. Step 2: Convert to fraction form
    683,035,169.85/1,024,974,420.02 = 268,439,113.22/x
  3. Step 3: Cross multiply
    683,035,169.85x = 1,024,974,420.02 × 268,439,113.22
  4. Step 4: Simplify right side
    683,035,169.85x = 275,143,224,376,885,504
  5. Step 5: Solve for x
    x = 275,143,224,376,885,504/683,035,169.85
  6. Step 6: Final answer
    x = 402,824,388.15

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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.