Home / 360,404,550,240.72-497,358,771,849.75-195,606,071,865.03

Finding the Fourth Proportional to 360,404,550,240.72, 497,358,771,849.75 and 195,606,071,865.03

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Solution

The fourth proportional to 360,404,550,240.72, 497,358,771,849.75 and 195,606,071,865.03 is: 269,936,646,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,404,550,240.72 : 497,358,771,849.75 = 195,606,071,865.03 : x
  2. Step 2: Convert to fraction form
    360,404,550,240.72/497,358,771,849.75 = 195,606,071,865.03/x
  3. Step 3: Cross multiply
    360,404,550,240.72x = 497,358,771,849.75 × 195,606,071,865.03
  4. Step 4: Simplify right side
    360,404,550,240.72x = 97,286,395,669,145,257,508,864
  5. Step 5: Solve for x
    x = 97,286,395,669,145,257,508,864/360,404,550,240.72
  6. Step 6: Final answer
    x = 269,936,646,482.87

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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.