Home / 418,396,870.60-577,370,343.14-227,658,675.63

Finding the Fourth Proportional to 418,396,870.60, 577,370,343.14 and 227,658,675.63

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Solution

The fourth proportional to 418,396,870.60, 577,370,343.14 and 227,658,675.63 is: 314,159,538.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,396,870.60 : 577,370,343.14 = 227,658,675.63 : x
  2. Step 2: Convert to fraction form
    418,396,870.60/577,370,343.14 = 227,658,675.63/x
  3. Step 3: Cross multiply
    418,396,870.60x = 577,370,343.14 × 227,658,675.63
  4. Step 4: Simplify right side
    418,396,870.60x = 131,443,367,663,265,904
  5. Step 5: Solve for x
    x = 131,443,367,663,265,904/418,396,870.60
  6. Step 6: Final answer
    x = 314,159,538.23

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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.