Home / 1,623,616,684.70-2,240,591,025.80-881,060,747.45

Finding the Fourth Proportional to 1,623,616,684.70, 2,240,591,025.80 and 881,060,747.45

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Solution

The fourth proportional to 1,623,616,684.70, 2,240,591,025.80 and 881,060,747.45 is: 1,215,863,831.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,616,684.70 : 2,240,591,025.80 = 881,060,747.45 : x
  2. Step 2: Convert to fraction form
    1,623,616,684.70/2,240,591,025.80 = 881,060,747.45/x
  3. Step 3: Cross multiply
    1,623,616,684.70x = 2,240,591,025.80 × 881,060,747.45
  4. Step 4: Simplify right side
    1,623,616,684.70x = 1,974,096,803,912,109,824
  5. Step 5: Solve for x
    x = 1,974,096,803,912,109,824/1,623,616,684.70
  6. Step 6: Final answer
    x = 1,215,863,831.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.