Home / 391,026,533.63-586,615,331.32-148,670,593.79

Finding the Fourth Proportional to 391,026,533.63, 586,615,331.32 and 148,670,593.79

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Solution

The fourth proportional to 391,026,533.63, 586,615,331.32 and 148,670,593.79 is: 223,034,607.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,026,533.63 : 586,615,331.32 = 148,670,593.79 : x
  2. Step 2: Convert to fraction form
    391,026,533.63/586,615,331.32 = 148,670,593.79/x
  3. Step 3: Cross multiply
    391,026,533.63x = 586,615,331.32 × 148,670,593.79
  4. Step 4: Simplify right side
    391,026,533.63x = 87,212,449,630,357,232
  5. Step 5: Solve for x
    x = 87,212,449,630,357,232/391,026,533.63
  6. Step 6: Final answer
    x = 223,034,607.96

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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.