Home / 123,358,354,739.04-170,193,836,733.75-74,510,923,300.74

Finding the Fourth Proportional to 123,358,354,739.04, 170,193,836,733.75 and 74,510,923,300.74

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Solution

The fourth proportional to 123,358,354,739.04, 170,193,836,733.75 and 74,510,923,300.74 is: 102,800,494,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,358,354,739.04 : 170,193,836,733.75 = 74,510,923,300.74 : x
  2. Step 2: Convert to fraction form
    123,358,354,739.04/170,193,836,733.75 = 74,510,923,300.74/x
  3. Step 3: Cross multiply
    123,358,354,739.04x = 170,193,836,733.75 × 74,510,923,300.74
  4. Step 4: Simplify right side
    123,358,354,739.04x = 12,681,299,915,127,113,383,936
  5. Step 5: Solve for x
    x = 12,681,299,915,127,113,383,936/123,358,354,739.04
  6. Step 6: Final answer
    x = 102,800,494,883.01

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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.