Home / 236,344,152.16-326,209,350-138,590,500.96

Finding the Fourth Proportional to 236,344,152.16, 326,209,350 and 138,590,500.96

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Solution

The fourth proportional to 236,344,152.16, 326,209,350 and 138,590,500.96 is: 191,286,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,344,152.16 : 326,209,350 = 138,590,500.96 : x
  2. Step 2: Convert to fraction form
    236,344,152.16/326,209,350 = 138,590,500.96/x
  3. Step 3: Cross multiply
    236,344,152.16x = 326,209,350 × 138,590,500.96
  4. Step 4: Simplify right side
    236,344,152.16x = 45,209,517,234,335,976
  5. Step 5: Solve for x
    x = 45,209,517,234,335,976/236,344,152.16
  6. Step 6: Final answer
    x = 191,286,802.83

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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.