Home / 426,688,305,256.83-639,776,861,493.66-135,807,255,966.93

Finding the Fourth Proportional to 426,688,305,256.83, 639,776,861,493.66 and 135,807,255,966.93

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Solution

The fourth proportional to 426,688,305,256.83, 639,776,861,493.66 and 135,807,255,966.93 is: 203,629,532,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,688,305,256.83 : 639,776,861,493.66 = 135,807,255,966.93 : x
  2. Step 2: Convert to fraction form
    426,688,305,256.83/639,776,861,493.66 = 135,807,255,966.93/x
  3. Step 3: Cross multiply
    426,688,305,256.83x = 639,776,861,493.66 × 135,807,255,966.93
  4. Step 4: Simplify right side
    426,688,305,256.83x = 86,886,339,990,588,611,362,816
  5. Step 5: Solve for x
    x = 86,886,339,990,588,611,362,816/426,688,305,256.83
  6. Step 6: Final answer
    x = 203,629,532,190.46

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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.