Home / 360,290,176,388.98-497,208,037,290.24-197,708,399,915.79

Finding the Fourth Proportional to 360,290,176,388.98, 497,208,037,290.24 and 197,708,399,915.79

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Solution

The fourth proportional to 360,290,176,388.98, 497,208,037,290.24 and 197,708,399,915.79 is: 272,841,759,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,290,176,388.98 : 497,208,037,290.24 = 197,708,399,915.79 : x
  2. Step 2: Convert to fraction form
    360,290,176,388.98/497,208,037,290.24 = 197,708,399,915.79/x
  3. Step 3: Cross multiply
    360,290,176,388.98x = 497,208,037,290.24 × 197,708,399,915.79
  4. Step 4: Simplify right side
    360,290,176,388.98x = 98,302,205,477,923,791,568,896
  5. Step 5: Solve for x
    x = 98,302,205,477,923,791,568,896/360,290,176,388.98
  6. Step 6: Final answer
    x = 272,841,759,004.26

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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.