Home / 114,030,519.03-157,363,349.40-66,989,575.35

Finding the Fourth Proportional to 114,030,519.03, 157,363,349.40 and 66,989,575.35

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Solution

The fourth proportional to 114,030,519.03, 157,363,349.40 and 66,989,575.35 is: 92,446,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,030,519.03 : 157,363,349.40 = 66,989,575.35 : x
  2. Step 2: Convert to fraction form
    114,030,519.03/157,363,349.40 = 66,989,575.35/x
  3. Step 3: Cross multiply
    114,030,519.03x = 157,363,349.40 × 66,989,575.35
  4. Step 4: Simplify right side
    114,030,519.03x = 10,541,703,951,959,678
  5. Step 5: Solve for x
    x = 10,541,703,951,959,678/114,030,519.03
  6. Step 6: Final answer
    x = 92,446,338.42

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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.