Home / 370,701,942.16-511,423,048.20-211,846,841.59

Finding the Fourth Proportional to 370,701,942.16, 511,423,048.20 and 211,846,841.59

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Solution

The fourth proportional to 370,701,942.16, 511,423,048.20 and 211,846,841.59 is: 292,265,416.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,701,942.16 : 511,423,048.20 = 211,846,841.59 : x
  2. Step 2: Convert to fraction form
    370,701,942.16/511,423,048.20 = 211,846,841.59/x
  3. Step 3: Cross multiply
    370,701,942.16x = 511,423,048.20 × 211,846,841.59
  4. Step 4: Simplify right side
    370,701,942.16x = 108,343,357,477,500,336
  5. Step 5: Solve for x
    x = 108,343,357,477,500,336/370,701,942.16
  6. Step 6: Final answer
    x = 292,265,416.38

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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.