Home / 1,370,094,659.48-1,890,737,360.34-743,563,806.92

Finding the Fourth Proportional to 1,370,094,659.48, 1,890,737,360.34 and 743,563,806.92

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Solution

The fourth proportional to 1,370,094,659.48, 1,890,737,360.34 and 743,563,806.92 is: 1,026,121,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,094,659.48 : 1,890,737,360.34 = 743,563,806.92 : x
  2. Step 2: Convert to fraction form
    1,370,094,659.48/1,890,737,360.34 = 743,563,806.92/x
  3. Step 3: Cross multiply
    1,370,094,659.48x = 1,890,737,360.34 × 743,563,806.92
  4. Step 4: Simplify right side
    1,370,094,659.48x = 1,405,883,869,540,282,112
  5. Step 5: Solve for x
    x = 1,405,883,869,540,282,112/1,370,094,659.48
  6. Step 6: Final answer
    x = 1,026,121,706.13

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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.