Home / 193,587,605.40-290,381,408.10-178,282,104.60

Finding the Fourth Proportional to 193,587,605.40, 290,381,408.10 and 178,282,104.60

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Solution

The fourth proportional to 193,587,605.40, 290,381,408.10 and 178,282,104.60 is: 267,423,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,587,605.40 : 290,381,408.10 = 178,282,104.60 : x
  2. Step 2: Convert to fraction form
    193,587,605.40/290,381,408.10 = 178,282,104.60/x
  3. Step 3: Cross multiply
    193,587,605.40x = 290,381,408.10 × 178,282,104.60
  4. Step 4: Simplify right side
    193,587,605.40x = 51,769,808,572,779,488
  5. Step 5: Solve for x
    x = 51,769,808,572,779,488/193,587,605.40
  6. Step 6: Final answer
    x = 267,423,156.90

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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.