Home / 489,924,003.60-734,886,005.40-334,727,485.20

Finding the Fourth Proportional to 489,924,003.60, 734,886,005.40 and 334,727,485.20

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Solution

The fourth proportional to 489,924,003.60, 734,886,005.40 and 334,727,485.20 is: 502,091,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,924,003.60 : 734,886,005.40 = 334,727,485.20 : x
  2. Step 2: Convert to fraction form
    489,924,003.60/734,886,005.40 = 334,727,485.20/x
  3. Step 3: Cross multiply
    489,924,003.60x = 734,886,005.40 × 334,727,485.20
  4. Step 4: Simplify right side
    489,924,003.60x = 245,986,544,496,215,616
  5. Step 5: Solve for x
    x = 245,986,544,496,215,616/489,924,003.60
  6. Step 6: Final answer
    x = 502,091,227.80

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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.