Home / 1,700,640,028.95-2,550,960,043.43-1,289,470,032.15

Finding the Fourth Proportional to 1,700,640,028.95, 2,550,960,043.43 and 1,289,470,032.15

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Solution

The fourth proportional to 1,700,640,028.95, 2,550,960,043.43 and 1,289,470,032.15 is: 1,934,205,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,640,028.95 : 2,550,960,043.43 = 1,289,470,032.15 : x
  2. Step 2: Convert to fraction form
    1,700,640,028.95/2,550,960,043.43 = 1,289,470,032.15/x
  3. Step 3: Cross multiply
    1,700,640,028.95x = 2,550,960,043.43 × 1,289,470,032.15
  4. Step 4: Simplify right side
    1,700,640,028.95x = 3,289,386,529,208,600,576
  5. Step 5: Solve for x
    x = 3,289,386,529,208,600,576/1,700,640,028.95
  6. Step 6: Final answer
    x = 1,934,205,048.23

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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.