Home / 284,313,698.25-426,470,547.38-68,902,946.25

Finding the Fourth Proportional to 284,313,698.25, 426,470,547.38 and 68,902,946.25

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Solution

The fourth proportional to 284,313,698.25, 426,470,547.38 and 68,902,946.25 is: 103,354,419.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,313,698.25 : 426,470,547.38 = 68,902,946.25 : x
  2. Step 2: Convert to fraction form
    284,313,698.25/426,470,547.38 = 68,902,946.25/x
  3. Step 3: Cross multiply
    284,313,698.25x = 426,470,547.38 × 68,902,946.25
  4. Step 4: Simplify right side
    284,313,698.25x = 29,385,077,202,987,704
  5. Step 5: Solve for x
    x = 29,385,077,202,987,704/284,313,698.25
  6. Step 6: Final answer
    x = 103,354,419.38

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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.