Home / 236,346,330.20-326,212,355.23-138,592,679

Finding the Fourth Proportional to 236,346,330.20, 326,212,355.23 and 138,592,679

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Solution

The fourth proportional to 236,346,330.20, 326,212,355.23 and 138,592,679 is: 191,289,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,346,330.20 : 326,212,355.23 = 138,592,679 : x
  2. Step 2: Convert to fraction form
    236,346,330.20/326,212,355.23 = 138,592,679/x
  3. Step 3: Cross multiply
    236,346,330.20x = 326,212,355.23 × 138,592,679
  4. Step 4: Simplify right side
    236,346,330.20x = 45,210,644,234,225,360
  5. Step 5: Solve for x
    x = 45,210,644,234,225,360/236,346,330.20
  6. Step 6: Final answer
    x = 191,289,808.46

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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.