Home / 55,090,498,214.30-82,513,303,315.05-47,743,857,830.30

Finding the Fourth Proportional to 55,090,498,214.30, 82,513,303,315.05 and 47,743,857,830.30

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Solution

The fourth proportional to 55,090,498,214.30, 82,513,303,315.05 and 47,743,857,830.30 is: 71,509,671,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090,498,214.30 : 82,513,303,315.05 = 47,743,857,830.30 : x
  2. Step 2: Convert to fraction form
    55,090,498,214.30/82,513,303,315.05 = 47,743,857,830.30/x
  3. Step 3: Cross multiply
    55,090,498,214.30x = 82,513,303,315.05 × 47,743,857,830.30
  4. Step 4: Simplify right side
    55,090,498,214.30x = 3,939,503,422,582,169,272,320
  5. Step 5: Solve for x
    x = 3,939,503,422,582,169,272,320/55,090,498,214.30
  6. Step 6: Final answer
    x = 71,509,671,363.97

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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.