Home / 193,617,101.80-290,425,652.70-149,779,124.20

Finding the Fourth Proportional to 193,617,101.80, 290,425,652.70 and 149,779,124.20

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Solution

The fourth proportional to 193,617,101.80, 290,425,652.70 and 149,779,124.20 is: 224,668,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,617,101.80 : 290,425,652.70 = 149,779,124.20 : x
  2. Step 2: Convert to fraction form
    193,617,101.80/290,425,652.70 = 149,779,124.20/x
  3. Step 3: Cross multiply
    193,617,101.80x = 290,425,652.70 × 149,779,124.20
  4. Step 4: Simplify right side
    193,617,101.80x = 43,499,699,906,619,360
  5. Step 5: Solve for x
    x = 43,499,699,906,619,360/193,617,101.80
  6. Step 6: Final answer
    x = 224,668,686.30

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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.