Home / 535,960,117.84-739,630,164.08-309,882,127.09

Finding the Fourth Proportional to 535,960,117.84, 739,630,164.08 and 309,882,127.09

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Solution

The fourth proportional to 535,960,117.84, 739,630,164.08 and 309,882,127.09 is: 427,640,342.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,960,117.84 : 739,630,164.08 = 309,882,127.09 : x
  2. Step 2: Convert to fraction form
    535,960,117.84/739,630,164.08 = 309,882,127.09/x
  3. Step 3: Cross multiply
    535,960,117.84x = 739,630,164.08 × 309,882,127.09
  4. Step 4: Simplify right side
    535,960,117.84x = 229,198,168,505,036,096
  5. Step 5: Solve for x
    x = 229,198,168,505,036,096/535,960,117.84
  6. Step 6: Final answer
    x = 427,640,342.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.