Home / 675,968,516.60-933,292,059.86-422,036,872.70

Finding the Fourth Proportional to 675,968,516.60, 933,292,059.86 and 422,036,872.70

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Solution

The fourth proportional to 675,968,516.60, 933,292,059.86 and 422,036,872.70 is: 582,695,277.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,968,516.60 : 933,292,059.86 = 422,036,872.70 : x
  2. Step 2: Convert to fraction form
    675,968,516.60/933,292,059.86 = 422,036,872.70/x
  3. Step 3: Cross multiply
    675,968,516.60x = 933,292,059.86 × 422,036,872.70
  4. Step 4: Simplify right side
    675,968,516.60x = 393,883,662,255,444,224
  5. Step 5: Solve for x
    x = 393,883,662,255,444,224/675,968,516.60
  6. Step 6: Final answer
    x = 582,695,277.35

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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.