Home / 156,628,990,588.17-234,703,688,111.46-105,387,490,323.85

Finding the Fourth Proportional to 156,628,990,588.17, 234,703,688,111.46 and 105,387,490,323.85

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Solution

The fourth proportional to 156,628,990,588.17, 234,703,688,111.46 and 105,387,490,323.85 is: 157,919,888,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,628,990,588.17 : 234,703,688,111.46 = 105,387,490,323.85 : x
  2. Step 2: Convert to fraction form
    156,628,990,588.17/234,703,688,111.46 = 105,387,490,323.85/x
  3. Step 3: Cross multiply
    156,628,990,588.17x = 234,703,688,111.46 × 105,387,490,323.85
  4. Step 4: Simplify right side
    156,628,990,588.17x = 24,734,832,659,818,400,972,800
  5. Step 5: Solve for x
    x = 24,734,832,659,818,400,972,800/156,628,990,588.17
  6. Step 6: Final answer
    x = 157,919,888,054.79

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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.