Home / 384,343,302.80-576,514,954.20-141,956,051.60

Finding the Fourth Proportional to 384,343,302.80, 576,514,954.20 and 141,956,051.60

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Solution

The fourth proportional to 384,343,302.80, 576,514,954.20 and 141,956,051.60 is: 212,934,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,343,302.80 : 576,514,954.20 = 141,956,051.60 : x
  2. Step 2: Convert to fraction form
    384,343,302.80/576,514,954.20 = 141,956,051.60/x
  3. Step 3: Cross multiply
    384,343,302.80x = 576,514,954.20 × 141,956,051.60
  4. Step 4: Simplify right side
    384,343,302.80x = 81,839,786,586,586,848
  5. Step 5: Solve for x
    x = 81,839,786,586,586,848/384,343,302.80
  6. Step 6: Final answer
    x = 212,934,077.40

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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.