Home / 373,995,048.64-516,103,265.28-208,983,974.08

Finding the Fourth Proportional to 373,995,048.64, 516,103,265.28 and 208,983,974.08

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Solution

The fourth proportional to 373,995,048.64, 516,103,265.28 and 208,983,974.08 is: 288,392,351.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,995,048.64 : 516,103,265.28 = 208,983,974.08 : x
  2. Step 2: Convert to fraction form
    373,995,048.64/516,103,265.28 = 208,983,974.08/x
  3. Step 3: Cross multiply
    373,995,048.64x = 516,103,265.28 × 208,983,974.08
  4. Step 4: Simplify right side
    373,995,048.64x = 107,857,311,413,878,880
  5. Step 5: Solve for x
    x = 107,857,311,413,878,880/373,995,048.64
  6. Step 6: Final answer
    x = 288,392,351.20

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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.