Home / 2,977,730,770.40-4,466,764,117.20-907,520,069.60

Finding the Fourth Proportional to 2,977,730,770.40, 4,466,764,117.20 and 907,520,069.60

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Solution

The fourth proportional to 2,977,730,770.40, 4,466,764,117.20 and 907,520,069.60 is: 1,361,331,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,730,770.40 : 4,466,764,117.20 = 907,520,069.60 : x
  2. Step 2: Convert to fraction form
    2,977,730,770.40/4,466,764,117.20 = 907,520,069.60/x
  3. Step 3: Cross multiply
    2,977,730,770.40x = 4,466,764,117.20 × 907,520,069.60
  4. Step 4: Simplify right side
    2,977,730,770.40x = 4,053,678,082,528,126,464
  5. Step 5: Solve for x
    x = 4,053,678,082,528,126,464/2,977,730,770.40
  6. Step 6: Final answer
    x = 1,361,331,293.89

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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.