Home / 290,425,667.70-435,638,501.55-224,668,701.30

Finding the Fourth Proportional to 290,425,667.70, 435,638,501.55 and 224,668,701.30

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Solution

The fourth proportional to 290,425,667.70, 435,638,501.55 and 224,668,701.30 is: 337,003,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,425,667.70 : 435,638,501.55 = 224,668,701.30 : x
  2. Step 2: Convert to fraction form
    290,425,667.70/435,638,501.55 = 224,668,701.30/x
  3. Step 3: Cross multiply
    290,425,667.70x = 435,638,501.55 × 224,668,701.30
  4. Step 4: Simplify right side
    290,425,667.70x = 97,874,336,379,516,544
  5. Step 5: Solve for x
    x = 97,874,336,379,516,544/290,425,667.70
  6. Step 6: Final answer
    x = 337,003,051.95

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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.