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Finding the Fourth Proportional to 1,347,714,734.37, 1,859,942,574.62 and 744,872,388.88

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Solution

The fourth proportional to 1,347,714,734.37, 1,859,942,574.62 and 744,872,388.88 is: 1,027,977,088.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,714,734.37 : 1,859,942,574.62 = 744,872,388.88 : x
  2. Step 2: Convert to fraction form
    1,347,714,734.37/1,859,942,574.62 = 744,872,388.88/x
  3. Step 3: Cross multiply
    1,347,714,734.37x = 1,859,942,574.62 × 744,872,388.88
  4. Step 4: Simplify right side
    1,347,714,734.37x = 1,385,419,868,736,816,896
  5. Step 5: Solve for x
    x = 1,385,419,868,736,816,896/1,347,714,734.37
  6. Step 6: Final answer
    x = 1,027,977,088.48

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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.