Home / 1,026,432,023.70-1,539,648,035.55-299,494,218.90

Finding the Fourth Proportional to 1,026,432,023.70, 1,539,648,035.55 and 299,494,218.90

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Solution

The fourth proportional to 1,026,432,023.70, 1,539,648,035.55 and 299,494,218.90 is: 449,241,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,023.70 : 1,539,648,035.55 = 299,494,218.90 : x
  2. Step 2: Convert to fraction form
    1,026,432,023.70/1,539,648,035.55 = 299,494,218.90/x
  3. Step 3: Cross multiply
    1,026,432,023.70x = 1,539,648,035.55 × 299,494,218.90
  4. Step 4: Simplify right side
    1,026,432,023.70x = 461,115,685,787,966,656
  5. Step 5: Solve for x
    x = 461,115,685,787,966,656/1,026,432,023.70
  6. Step 6: Final answer
    x = 449,241,328.35

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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.