Home / 907,746,812.40-1,359,604,679.40-746,503,676.40

Finding the Fourth Proportional to 907,746,812.40, 1,359,604,679.40 and 746,503,676.40

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Solution

The fourth proportional to 907,746,812.40, 1,359,604,679.40 and 746,503,676.40 is: 1,118,097,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,746,812.40 : 1,359,604,679.40 = 746,503,676.40 : x
  2. Step 2: Convert to fraction form
    907,746,812.40/1,359,604,679.40 = 746,503,676.40/x
  3. Step 3: Cross multiply
    907,746,812.40x = 1,359,604,679.40 × 746,503,676.40
  4. Step 4: Simplify right side
    907,746,812.40x = 1,014,949,891,622,743,424
  5. Step 5: Solve for x
    x = 1,014,949,891,622,743,424/907,746,812.40
  6. Step 6: Final answer
    x = 1,118,097,995.78

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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.