Home / 193,617,644.80-290,426,467.20-149,779,667.20

Finding the Fourth Proportional to 193,617,644.80, 290,426,467.20 and 149,779,667.20

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Solution

The fourth proportional to 193,617,644.80, 290,426,467.20 and 149,779,667.20 is: 224,669,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,617,644.80 : 290,426,467.20 = 149,779,667.20 : x
  2. Step 2: Convert to fraction form
    193,617,644.80/290,426,467.20 = 149,779,667.20/x
  3. Step 3: Cross multiply
    193,617,644.80x = 290,426,467.20 × 149,779,667.20
  4. Step 4: Simplify right side
    193,617,644.80x = 43,499,979,603,287,712
  5. Step 5: Solve for x
    x = 43,499,979,603,287,712/193,617,644.80
  6. Step 6: Final answer
    x = 224,669,500.80

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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.