Home / 196,103,623.70-293,624,593.95-153,636,295.70

Finding the Fourth Proportional to 196,103,623.70, 293,624,593.95 and 153,636,295.70

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Solution

The fourth proportional to 196,103,623.70, 293,624,593.95 and 153,636,295.70 is: 230,038,558.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,103,623.70 : 293,624,593.95 = 153,636,295.70 : x
  2. Step 2: Convert to fraction form
    196,103,623.70/293,624,593.95 = 153,636,295.70/x
  3. Step 3: Cross multiply
    196,103,623.70x = 293,624,593.95 × 153,636,295.70
  4. Step 4: Simplify right side
    196,103,623.70x = 45,111,394,940,894,624
  5. Step 5: Solve for x
    x = 45,111,394,940,894,624/196,103,623.70
  6. Step 6: Final answer
    x = 230,038,558.64

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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.