Home / 300,294,946.20-414,411,303.66-173,133,108.78

Finding the Fourth Proportional to 300,294,946.20, 414,411,303.66 and 173,133,108.78

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Solution

The fourth proportional to 300,294,946.20, 414,411,303.66 and 173,133,108.78 is: 238,926,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,294,946.20 : 414,411,303.66 = 173,133,108.78 : x
  2. Step 2: Convert to fraction form
    300,294,946.20/414,411,303.66 = 173,133,108.78/x
  3. Step 3: Cross multiply
    300,294,946.20x = 414,411,303.66 × 173,133,108.78
  4. Step 4: Simplify right side
    300,294,946.20x = 71,748,317,316,228,400
  5. Step 5: Solve for x
    x = 71,748,317,316,228,400/300,294,946.20
  6. Step 6: Final answer
    x = 238,926,156.51

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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.