Home / 1,078,169,040.40-1,617,253,560.60-351,157,752.40

Finding the Fourth Proportional to 1,078,169,040.40, 1,617,253,560.60 and 351,157,752.40

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Solution

The fourth proportional to 1,078,169,040.40, 1,617,253,560.60 and 351,157,752.40 is: 526,736,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,169,040.40 : 1,617,253,560.60 = 351,157,752.40 : x
  2. Step 2: Convert to fraction form
    1,078,169,040.40/1,617,253,560.60 = 351,157,752.40/x
  3. Step 3: Cross multiply
    1,078,169,040.40x = 1,617,253,560.60 × 351,157,752.40
  4. Step 4: Simplify right side
    1,078,169,040.40x = 567,911,125,401,193,152
  5. Step 5: Solve for x
    x = 567,911,125,401,193,152/1,078,169,040.40
  6. Step 6: Final answer
    x = 526,736,628.60

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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.