Home / 236,572,056.90-354,858,085.35-75,013,992.90

Finding the Fourth Proportional to 236,572,056.90, 354,858,085.35 and 75,013,992.90

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Solution

The fourth proportional to 236,572,056.90, 354,858,085.35 and 75,013,992.90 is: 112,520,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,572,056.90 : 354,858,085.35 = 75,013,992.90 : x
  2. Step 2: Convert to fraction form
    236,572,056.90/354,858,085.35 = 75,013,992.90/x
  3. Step 3: Cross multiply
    236,572,056.90x = 354,858,085.35 × 75,013,992.90
  4. Step 4: Simplify right side
    236,572,056.90x = 26,619,321,894,952,496
  5. Step 5: Solve for x
    x = 26,619,321,894,952,496/236,572,056.90
  6. Step 6: Final answer
    x = 112,520,989.35

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Double scale
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Similar ratio
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1.5x scale

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.