Home / 448,272,030.80-672,408,046.20-157,467,515.60

Finding the Fourth Proportional to 448,272,030.80, 672,408,046.20 and 157,467,515.60

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Solution

The fourth proportional to 448,272,030.80, 672,408,046.20 and 157,467,515.60 is: 236,201,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,272,030.80 : 672,408,046.20 = 157,467,515.60 : x
  2. Step 2: Convert to fraction form
    448,272,030.80/672,408,046.20 = 157,467,515.60/x
  3. Step 3: Cross multiply
    448,272,030.80x = 672,408,046.20 × 157,467,515.60
  4. Step 4: Simplify right side
    448,272,030.80x = 105,882,424,504,564,032
  5. Step 5: Solve for x
    x = 105,882,424,504,564,032/448,272,030.80
  6. Step 6: Final answer
    x = 236,201,273.40

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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.