Home / 545,756,822.60-818,635,233.90-300,018,504.20

Finding the Fourth Proportional to 545,756,822.60, 818,635,233.90 and 300,018,504.20

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Solution

The fourth proportional to 545,756,822.60, 818,635,233.90 and 300,018,504.20 is: 450,027,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,756,822.60 : 818,635,233.90 = 300,018,504.20 : x
  2. Step 2: Convert to fraction form
    545,756,822.60/818,635,233.90 = 300,018,504.20/x
  3. Step 3: Cross multiply
    545,756,822.60x = 818,635,233.90 × 300,018,504.20
  4. Step 4: Simplify right side
    545,756,822.60x = 245,605,718,360,095,104
  5. Step 5: Solve for x
    x = 245,605,718,360,095,104/545,756,822.60
  6. Step 6: Final answer
    x = 450,027,756.30

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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.