Home / 342,547,047.36-472,715,393.04-185,914,157.04

Finding the Fourth Proportional to 342,547,047.36, 472,715,393.04 and 185,914,157.04

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Solution

The fourth proportional to 342,547,047.36, 472,715,393.04 and 185,914,157.04 is: 256,561,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,547,047.36 : 472,715,393.04 = 185,914,157.04 : x
  2. Step 2: Convert to fraction form
    342,547,047.36/472,715,393.04 = 185,914,157.04/x
  3. Step 3: Cross multiply
    342,547,047.36x = 472,715,393.04 × 185,914,157.04
  4. Step 4: Simplify right side
    342,547,047.36x = 87,884,483,816,863,888
  5. Step 5: Solve for x
    x = 87,884,483,816,863,888/342,547,047.36
  6. Step 6: Final answer
    x = 256,561,790.55

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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.