Home / 284,313,695.50-426,470,543.25-68,902,943.50

Finding the Fourth Proportional to 284,313,695.50, 426,470,543.25 and 68,902,943.50

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Solution

The fourth proportional to 284,313,695.50, 426,470,543.25 and 68,902,943.50 is: 103,354,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,313,695.50 : 426,470,543.25 = 68,902,943.50 : x
  2. Step 2: Convert to fraction form
    284,313,695.50/426,470,543.25 = 68,902,943.50/x
  3. Step 3: Cross multiply
    284,313,695.50x = 426,470,543.25 × 68,902,943.50
  4. Step 4: Simplify right side
    284,313,695.50x = 29,385,075,745,969,056
  5. Step 5: Solve for x
    x = 29,385,075,745,969,056/284,313,695.50
  6. Step 6: Final answer
    x = 103,354,415.25

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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.