Home / 27,598,293,960.64-38,085,570,386.44-15,391,012,336.25

Finding the Fourth Proportional to 27,598,293,960.64, 38,085,570,386.44 and 15,391,012,336.25

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Solution

The fourth proportional to 27,598,293,960.64, 38,085,570,386.44 and 15,391,012,336.25 is: 21,239,555,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,293,960.64 : 38,085,570,386.44 = 15,391,012,336.25 : x
  2. Step 2: Convert to fraction form
    27,598,293,960.64/38,085,570,386.44 = 15,391,012,336.25/x
  3. Step 3: Cross multiply
    27,598,293,960.64x = 38,085,570,386.44 × 15,391,012,336.25
  4. Step 4: Simplify right side
    27,598,293,960.64x = 586,175,483,650,594,570,240
  5. Step 5: Solve for x
    x = 586,175,483,650,594,570,240/27,598,293,960.64
  6. Step 6: Final answer
    x = 21,239,555,042.30

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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.