Home / 1,700,642,703.70-2,550,964,055.55-1,289,472,706.90

Finding the Fourth Proportional to 1,700,642,703.70, 2,550,964,055.55 and 1,289,472,706.90

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Solution

The fourth proportional to 1,700,642,703.70, 2,550,964,055.55 and 1,289,472,706.90 is: 1,934,209,060.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,642,703.70 : 2,550,964,055.55 = 1,289,472,706.90 : x
  2. Step 2: Convert to fraction form
    1,700,642,703.70/2,550,964,055.55 = 1,289,472,706.90/x
  3. Step 3: Cross multiply
    1,700,642,703.70x = 2,550,964,055.55 × 1,289,472,706.90
  4. Step 4: Simplify right side
    1,700,642,703.70x = 3,289,398,525,914,660,864
  5. Step 5: Solve for x
    x = 3,289,398,525,914,660,864/1,700,642,703.70
  6. Step 6: Final answer
    x = 1,934,209,060.35

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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.