Home / 229,148,620,849.71-316,210,848,486.12-126,259,982,771.83

Finding the Fourth Proportional to 229,148,620,849.71, 316,210,848,486.12 and 126,259,982,771.83

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Solution

The fourth proportional to 229,148,620,849.71, 316,210,848,486.12 and 126,259,982,771.83 is: 174,230,925,475.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,148,620,849.71 : 316,210,848,486.12 = 126,259,982,771.83 : x
  2. Step 2: Convert to fraction form
    229,148,620,849.71/316,210,848,486.12 = 126,259,982,771.83/x
  3. Step 3: Cross multiply
    229,148,620,849.71x = 316,210,848,486.12 × 126,259,982,771.83
  4. Step 4: Simplify right side
    229,148,620,849.71x = 39,924,776,282,123,256,463,360
  5. Step 5: Solve for x
    x = 39,924,776,282,123,256,463,360/229,148,620,849.71
  6. Step 6: Final answer
    x = 174,230,925,475.69

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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.