Home / 231,660,483.04-319,697,709.61-136,297,648.45

Finding the Fourth Proportional to 231,660,483.04, 319,697,709.61 and 136,297,648.45

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Solution

The fourth proportional to 231,660,483.04, 319,697,709.61 and 136,297,648.45 is: 188,094,427.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,660,483.04 : 319,697,709.61 = 136,297,648.45 : x
  2. Step 2: Convert to fraction form
    231,660,483.04/319,697,709.61 = 136,297,648.45/x
  3. Step 3: Cross multiply
    231,660,483.04x = 319,697,709.61 × 136,297,648.45
  4. Step 4: Simplify right side
    231,660,483.04x = 43,574,046,034,693,968
  5. Step 5: Solve for x
    x = 43,574,046,034,693,968/231,660,483.04
  6. Step 6: Final answer
    x = 188,094,427.94

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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.