Home / 53,294,443.20-79,835,376.60-30,548,768.40

Finding the Fourth Proportional to 53,294,443.20, 79,835,376.60 and 30,548,768.40

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Solution

The fourth proportional to 53,294,443.20, 79,835,376.60 and 30,548,768.40 is: 45,762,227.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,294,443.20 : 79,835,376.60 = 30,548,768.40 : x
  2. Step 2: Convert to fraction form
    53,294,443.20/79,835,376.60 = 30,548,768.40/x
  3. Step 3: Cross multiply
    53,294,443.20x = 79,835,376.60 × 30,548,768.40
  4. Step 4: Simplify right side
    53,294,443.20x = 2,438,872,429,880,179
  5. Step 5: Solve for x
    x = 2,438,872,429,880,179/53,294,443.20
  6. Step 6: Final answer
    x = 45,762,227.42

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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.