Home / 296,713,557.32-409,489,221.30-164,597,148.68

Finding the Fourth Proportional to 296,713,557.32, 409,489,221.30 and 164,597,148.68

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Solution

The fourth proportional to 296,713,557.32, 409,489,221.30 and 164,597,148.68 is: 227,157,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,713,557.32 : 409,489,221.30 = 164,597,148.68 : x
  2. Step 2: Convert to fraction form
    296,713,557.32/409,489,221.30 = 164,597,148.68/x
  3. Step 3: Cross multiply
    296,713,557.32x = 409,489,221.30 × 164,597,148.68
  4. Step 4: Simplify right side
    296,713,557.32x = 67,400,758,241,173,528
  5. Step 5: Solve for x
    x = 67,400,758,241,173,528/296,713,557.32
  6. Step 6: Final answer
    x = 227,157,662.93

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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.