Home / 171,935,742.40-257,903,613.60-151,780,350.40

Finding the Fourth Proportional to 171,935,742.40, 257,903,613.60 and 151,780,350.40

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Solution

The fourth proportional to 171,935,742.40, 257,903,613.60 and 151,780,350.40 is: 227,670,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,935,742.40 : 257,903,613.60 = 151,780,350.40 : x
  2. Step 2: Convert to fraction form
    171,935,742.40/257,903,613.60 = 151,780,350.40/x
  3. Step 3: Cross multiply
    171,935,742.40x = 257,903,613.60 × 151,780,350.40
  4. Step 4: Simplify right side
    171,935,742.40x = 39,144,700,841,634,208
  5. Step 5: Solve for x
    x = 39,144,700,841,634,208/171,935,742.40
  6. Step 6: Final answer
    x = 227,670,525.60

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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.