Home / 318,086,051.80-477,129,077.70-236,456,714.20

Finding the Fourth Proportional to 318,086,051.80, 477,129,077.70 and 236,456,714.20

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Solution

The fourth proportional to 318,086,051.80, 477,129,077.70 and 236,456,714.20 is: 354,685,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,086,051.80 : 477,129,077.70 = 236,456,714.20 : x
  2. Step 2: Convert to fraction form
    318,086,051.80/477,129,077.70 = 236,456,714.20/x
  3. Step 3: Cross multiply
    318,086,051.80x = 477,129,077.70 × 236,456,714.20
  4. Step 4: Simplify right side
    318,086,051.80x = 112,820,373,962,218,480
  5. Step 5: Solve for x
    x = 112,820,373,962,218,480/318,086,051.80
  6. Step 6: Final answer
    x = 354,685,071.30

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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.