Home / 306,970,095,563.61-423,590,303,412.59-169,789,969,310.22

Finding the Fourth Proportional to 306,970,095,563.61, 423,590,303,412.59 and 169,789,969,310.22

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Solution

The fourth proportional to 306,970,095,563.61, 423,590,303,412.59 and 169,789,969,310.22 is: 234,294,433,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,970,095,563.61 : 423,590,303,412.59 = 169,789,969,310.22 : x
  2. Step 2: Convert to fraction form
    306,970,095,563.61/423,590,303,412.59 = 169,789,969,310.22/x
  3. Step 3: Cross multiply
    306,970,095,563.61x = 423,590,303,412.59 × 169,789,969,310.22
  4. Step 4: Simplify right side
    306,970,095,563.61x = 71,921,384,616,530,435,637,248
  5. Step 5: Solve for x
    x = 71,921,384,616,530,435,637,248/306,970,095,563.61
  6. Step 6: Final answer
    x = 234,294,433,418.60

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1.5x scale

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.