Home / 977,506,336.20-1,466,259,504.30-331,274,080.20

Finding the Fourth Proportional to 977,506,336.20, 1,466,259,504.30 and 331,274,080.20

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Solution

The fourth proportional to 977,506,336.20, 1,466,259,504.30 and 331,274,080.20 is: 496,911,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,506,336.20 : 1,466,259,504.30 = 331,274,080.20 : x
  2. Step 2: Convert to fraction form
    977,506,336.20/1,466,259,504.30 = 331,274,080.20/x
  3. Step 3: Cross multiply
    977,506,336.20x = 1,466,259,504.30 × 331,274,080.20
  4. Step 4: Simplify right side
    977,506,336.20x = 485,733,768,621,490,432
  5. Step 5: Solve for x
    x = 485,733,768,621,490,432/977,506,336.20
  6. Step 6: Final answer
    x = 496,911,120.30

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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.