Home / 453,261,738.80-679,892,608.20-180,828,023.60

Finding the Fourth Proportional to 453,261,738.80, 679,892,608.20 and 180,828,023.60

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Solution

The fourth proportional to 453,261,738.80, 679,892,608.20 and 180,828,023.60 is: 271,242,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,261,738.80 : 679,892,608.20 = 180,828,023.60 : x
  2. Step 2: Convert to fraction form
    453,261,738.80/679,892,608.20 = 180,828,023.60/x
  3. Step 3: Cross multiply
    453,261,738.80x = 679,892,608.20 × 180,828,023.60
  4. Step 4: Simplify right side
    453,261,738.80x = 122,943,636,601,055,152
  5. Step 5: Solve for x
    x = 122,943,636,601,055,152/453,261,738.80
  6. Step 6: Final answer
    x = 271,242,035.40

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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.