Home / 193,617,196.80-290,425,795.20-149,779,219.20

Finding the Fourth Proportional to 193,617,196.80, 290,425,795.20 and 149,779,219.20

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Solution

The fourth proportional to 193,617,196.80, 290,425,795.20 and 149,779,219.20 is: 224,668,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,617,196.80 : 290,425,795.20 = 149,779,219.20 : x
  2. Step 2: Convert to fraction form
    193,617,196.80/290,425,795.20 = 149,779,219.20/x
  3. Step 3: Cross multiply
    193,617,196.80x = 290,425,795.20 × 149,779,219.20
  4. Step 4: Simplify right side
    193,617,196.80x = 43,499,748,840,595,104
  5. Step 5: Solve for x
    x = 43,499,748,840,595,104/193,617,196.80
  6. Step 6: Final answer
    x = 224,668,828.80

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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.