Home / 561,967,588,639.25-842,851,739,573.15-255,585,604,628.26

Finding the Fourth Proportional to 561,967,588,639.25, 842,851,739,573.15 and 255,585,604,628.26

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Solution

The fourth proportional to 561,967,588,639.25, 842,851,739,573.15 and 255,585,604,628.26 is: 383,333,088,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,967,588,639.25 : 842,851,739,573.15 = 255,585,604,628.26 : x
  2. Step 2: Convert to fraction form
    561,967,588,639.25/842,851,739,573.15 = 255,585,604,628.26/x
  3. Step 3: Cross multiply
    561,967,588,639.25x = 842,851,739,573.15 × 255,585,604,628.26
  4. Step 4: Simplify right side
    561,967,588,639.25x = 215,420,771,470,784,279,347,200
  5. Step 5: Solve for x
    x = 215,420,771,470,784,279,347,200/561,967,588,639.25
  6. Step 6: Final answer
    x = 383,333,088,643.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.