Home / 525,888,002.20-788,832,003.30-497,670,453.40

Finding the Fourth Proportional to 525,888,002.20, 788,832,003.30 and 497,670,453.40

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Solution

The fourth proportional to 525,888,002.20, 788,832,003.30 and 497,670,453.40 is: 746,505,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,888,002.20 : 788,832,003.30 = 497,670,453.40 : x
  2. Step 2: Convert to fraction form
    525,888,002.20/788,832,003.30 = 497,670,453.40/x
  3. Step 3: Cross multiply
    525,888,002.20x = 788,832,003.30 × 497,670,453.40
  4. Step 4: Simplify right side
    525,888,002.20x = 392,578,380,738,741,248
  5. Step 5: Solve for x
    x = 392,578,380,738,741,248/525,888,002.20
  6. Step 6: Final answer
    x = 746,505,680.10

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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.