Home / 1,755,711,611.20-2,630,880,031.20-1,658,965,729.60

Finding the Fourth Proportional to 1,755,711,611.20, 2,630,880,031.20 and 1,658,965,729.60

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Solution

The fourth proportional to 1,755,711,611.20, 2,630,880,031.20 and 1,658,965,729.60 is: 2,485,909,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,711,611.20 : 2,630,880,031.20 = 1,658,965,729.60 : x
  2. Step 2: Convert to fraction form
    1,755,711,611.20/2,630,880,031.20 = 1,658,965,729.60/x
  3. Step 3: Cross multiply
    1,755,711,611.20x = 2,630,880,031.20 × 1,658,965,729.60
  4. Step 4: Simplify right side
    1,755,711,611.20x = 4,364,539,810,449,778,176
  5. Step 5: Solve for x
    x = 4,364,539,810,449,778,176/1,755,711,611.20
  6. Step 6: Final answer
    x = 2,485,909,293.19

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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.