Home / 2,981,496,136.30-4,472,202,214.05-1,345,718,113.90

Finding the Fourth Proportional to 2,981,496,136.30, 4,472,202,214.05 and 1,345,718,113.90

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Solution

The fourth proportional to 2,981,496,136.30, 4,472,202,214.05 and 1,345,718,113.90 is: 2,018,558,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,496,136.30 : 4,472,202,214.05 = 1,345,718,113.90 : x
  2. Step 2: Convert to fraction form
    2,981,496,136.30/4,472,202,214.05 = 1,345,718,113.90/x
  3. Step 3: Cross multiply
    2,981,496,136.30x = 4,472,202,214.05 × 1,345,718,113.90
  4. Step 4: Simplify right side
    2,981,496,136.30x = 6,018,323,528,470,770,688
  5. Step 5: Solve for x
    x = 6,018,323,528,470,770,688/2,981,496,136.30
  6. Step 6: Final answer
    x = 2,018,558,218.20

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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.