Home / 14,339,152,148.70-21,508,728,223.05-8,140,424,324.70

Finding the Fourth Proportional to 14,339,152,148.70, 21,508,728,223.05 and 8,140,424,324.70

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Solution

The fourth proportional to 14,339,152,148.70, 21,508,728,223.05 and 8,140,424,324.70 is: 12,210,636,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,152,148.70 : 21,508,728,223.05 = 8,140,424,324.70 : x
  2. Step 2: Convert to fraction form
    14,339,152,148.70/21,508,728,223.05 = 8,140,424,324.70/x
  3. Step 3: Cross multiply
    14,339,152,148.70x = 21,508,728,223.05 × 8,140,424,324.70
  4. Step 4: Simplify right side
    14,339,152,148.70x = 175,090,174,420,277,624,832
  5. Step 5: Solve for x
    x = 175,090,174,420,277,624,832/14,339,152,148.70
  6. Step 6: Final answer
    x = 12,210,636,487.05

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Double scale
Find fourth proportional to 14,339,152,149.70, 21,508,728,224.55 and 8,140,424,325.70
Similar ratio
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1.5x scale

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.