Home / 561,967,588,638.75-842,851,739,572.40-255,585,604,627.76

Finding the Fourth Proportional to 561,967,588,638.75, 842,851,739,572.40 and 255,585,604,627.76

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Solution

The fourth proportional to 561,967,588,638.75, 842,851,739,572.40 and 255,585,604,627.76 is: 383,333,088,643.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,967,588,638.75 : 842,851,739,572.40 = 255,585,604,627.76 : x
  2. Step 2: Convert to fraction form
    561,967,588,638.75/842,851,739,572.40 = 255,585,604,627.76/x
  3. Step 3: Cross multiply
    561,967,588,638.75x = 842,851,739,572.40 × 255,585,604,627.76
  4. Step 4: Simplify right side
    561,967,588,638.75x = 215,420,771,470,171,172,765,696
  5. Step 5: Solve for x
    x = 215,420,771,470,171,172,765,696/561,967,588,638.75
  6. Step 6: Final answer
    x = 383,333,088,643.04

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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.