Home / 59,361,986.40-89,042,979.60-49,158,319.20

Finding the Fourth Proportional to 59,361,986.40, 89,042,979.60 and 49,158,319.20

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Solution

The fourth proportional to 59,361,986.40, 89,042,979.60 and 49,158,319.20 is: 73,737,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,361,986.40 : 89,042,979.60 = 49,158,319.20 : x
  2. Step 2: Convert to fraction form
    59,361,986.40/89,042,979.60 = 49,158,319.20/x
  3. Step 3: Cross multiply
    59,361,986.40x = 89,042,979.60 × 49,158,319.20
  4. Step 4: Simplify right side
    59,361,986.40x = 4,377,203,213,695,888.50
  5. Step 5: Solve for x
    x = 4,377,203,213,695,888.50/59,361,986.40
  6. Step 6: Final answer
    x = 73,737,478.80

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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.