Home / 1,233,977,913.18-1,702,892,754.02-669,462,765.59

Finding the Fourth Proportional to 1,233,977,913.18, 1,702,892,754.02 and 669,462,765.59

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Solution

The fourth proportional to 1,233,977,913.18, 1,702,892,754.02 and 669,462,765.59 is: 923,860,370.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,977,913.18 : 1,702,892,754.02 = 669,462,765.59 : x
  2. Step 2: Convert to fraction form
    1,233,977,913.18/1,702,892,754.02 = 669,462,765.59/x
  3. Step 3: Cross multiply
    1,233,977,913.18x = 1,702,892,754.02 × 669,462,765.59
  4. Step 4: Simplify right side
    1,233,977,913.18x = 1,140,023,292,597,539,200
  5. Step 5: Solve for x
    x = 1,140,023,292,597,539,200/1,233,977,913.18
  6. Step 6: Final answer
    x = 923,860,370.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.