Home / 1,700,640,029.70-2,550,960,044.55-1,289,470,032.90

Finding the Fourth Proportional to 1,700,640,029.70, 2,550,960,044.55 and 1,289,470,032.90

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Solution

The fourth proportional to 1,700,640,029.70, 2,550,960,044.55 and 1,289,470,032.90 is: 1,934,205,049.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,640,029.70 : 2,550,960,044.55 = 1,289,470,032.90 : x
  2. Step 2: Convert to fraction form
    1,700,640,029.70/2,550,960,044.55 = 1,289,470,032.90/x
  3. Step 3: Cross multiply
    1,700,640,029.70x = 2,550,960,044.55 × 1,289,470,032.90
  4. Step 4: Simplify right side
    1,700,640,029.70x = 3,289,386,532,572,474,368
  5. Step 5: Solve for x
    x = 3,289,386,532,572,474,368/1,700,640,029.70
  6. Step 6: Final answer
    x = 1,934,205,049.35

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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.