Home / 193,567,137.32-290,350,983.68-147,769,038.19

Finding the Fourth Proportional to 193,567,137.32, 290,350,983.68 and 147,769,038.19

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Solution

The fourth proportional to 193,567,137.32, 290,350,983.68 and 147,769,038.19 is: 221,653,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,567,137.32 : 290,350,983.68 = 147,769,038.19 : x
  2. Step 2: Convert to fraction form
    193,567,137.32/290,350,983.68 = 147,769,038.19/x
  3. Step 3: Cross multiply
    193,567,137.32x = 290,350,983.68 × 147,769,038.19
  4. Step 4: Simplify right side
    193,567,137.32x = 42,904,885,594,457,536
  5. Step 5: Solve for x
    x = 42,904,885,594,457,536/193,567,137.32
  6. Step 6: Final answer
    x = 221,653,769.28

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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.