Home / 312,912,200.70-469,368,301.05-183,581,768.70

Finding the Fourth Proportional to 312,912,200.70, 469,368,301.05 and 183,581,768.70

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Solution

The fourth proportional to 312,912,200.70, 469,368,301.05 and 183,581,768.70 is: 275,372,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,912,200.70 : 469,368,301.05 = 183,581,768.70 : x
  2. Step 2: Convert to fraction form
    312,912,200.70/469,368,301.05 = 183,581,768.70/x
  3. Step 3: Cross multiply
    312,912,200.70x = 469,368,301.05 × 183,581,768.70
  4. Step 4: Simplify right side
    312,912,200.70x = 86,167,462,878,473,056
  5. Step 5: Solve for x
    x = 86,167,462,878,473,056/312,912,200.70
  6. Step 6: Final answer
    x = 275,372,653.05

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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.