Home / 348,280,821.81-522,496,815.48-105,937,427.25

Finding the Fourth Proportional to 348,280,821.81, 522,496,815.48 and 105,937,427.25

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Solution

The fourth proportional to 348,280,821.81, 522,496,815.48 and 105,937,427.25 is: 158,929,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,280,821.81 : 522,496,815.48 = 105,937,427.25 : x
  2. Step 2: Convert to fraction form
    348,280,821.81/522,496,815.48 = 105,937,427.25/x
  3. Step 3: Cross multiply
    348,280,821.81x = 522,496,815.48 × 105,937,427.25
  4. Step 4: Simplify right side
    348,280,821.81x = 55,351,968,378,269,176
  5. Step 5: Solve for x
    x = 55,351,968,378,269,176/348,280,821.81
  6. Step 6: Final answer
    x = 158,929,131.07

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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.