Home / 887,595,201.60-1,331,392,802.40-370,396,820.40

Finding the Fourth Proportional to 887,595,201.60, 1,331,392,802.40 and 370,396,820.40

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Solution

The fourth proportional to 887,595,201.60, 1,331,392,802.40 and 370,396,820.40 is: 555,595,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,595,201.60 : 1,331,392,802.40 = 370,396,820.40 : x
  2. Step 2: Convert to fraction form
    887,595,201.60/1,331,392,802.40 = 370,396,820.40/x
  3. Step 3: Cross multiply
    887,595,201.60x = 1,331,392,802.40 × 370,396,820.40
  4. Step 4: Simplify right side
    887,595,201.60x = 493,143,660,712,405,504
  5. Step 5: Solve for x
    x = 493,143,660,712,405,504/887,595,201.60
  6. Step 6: Final answer
    x = 555,595,230.60

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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.