Home / 1,680,210,029.96-2,520,315,044.94-453,376,513.16

Finding the Fourth Proportional to 1,680,210,029.96, 2,520,315,044.94 and 453,376,513.16

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Solution

The fourth proportional to 1,680,210,029.96, 2,520,315,044.94 and 453,376,513.16 is: 680,064,769.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,210,029.96 : 2,520,315,044.94 = 453,376,513.16 : x
  2. Step 2: Convert to fraction form
    1,680,210,029.96/2,520,315,044.94 = 453,376,513.16/x
  3. Step 3: Cross multiply
    1,680,210,029.96x = 2,520,315,044.94 × 453,376,513.16
  4. Step 4: Simplify right side
    1,680,210,029.96x = 1,142,651,647,139,586,048
  5. Step 5: Solve for x
    x = 1,142,651,647,139,586,048/1,680,210,029.96
  6. Step 6: Final answer
    x = 680,064,769.74

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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.