Home / 798,210,003.70-1,197,315,005.55-471,692,653.30

Finding the Fourth Proportional to 798,210,003.70, 1,197,315,005.55 and 471,692,653.30

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Solution

The fourth proportional to 798,210,003.70, 1,197,315,005.55 and 471,692,653.30 is: 707,538,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,210,003.70 : 1,197,315,005.55 = 471,692,653.30 : x
  2. Step 2: Convert to fraction form
    798,210,003.70/1,197,315,005.55 = 471,692,653.30/x
  3. Step 3: Cross multiply
    798,210,003.70x = 1,197,315,005.55 × 471,692,653.30
  4. Step 4: Simplify right side
    798,210,003.70x = 564,764,691,803,783,744
  5. Step 5: Solve for x
    x = 564,764,691,803,783,744/798,210,003.70
  6. Step 6: Final answer
    x = 707,538,979.95

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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.