Home / 229,516,241,853.42-316,833,989,449.17-148,265,690,376.21

Finding the Fourth Proportional to 229,516,241,853.42, 316,833,989,449.17 and 148,265,690,376.21

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Solution

The fourth proportional to 229,516,241,853.42, 316,833,989,449.17 and 148,265,690,376.21 is: 204,672,269,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,516,241,853.42 : 316,833,989,449.17 = 148,265,690,376.21 : x
  2. Step 2: Convert to fraction form
    229,516,241,853.42/316,833,989,449.17 = 148,265,690,376.21/x
  3. Step 3: Cross multiply
    229,516,241,853.42x = 316,833,989,449.17 × 148,265,690,376.21
  4. Step 4: Simplify right side
    229,516,241,853.42x = 46,975,610,180,330,021,978,112
  5. Step 5: Solve for x
    x = 46,975,610,180,330,021,978,112/229,516,241,853.42
  6. Step 6: Final answer
    x = 204,672,269,818.41

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1.5x scale

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.