Home / 105,640,596.56-145,749,175.08-63,809,031.44

Finding the Fourth Proportional to 105,640,596.56, 145,749,175.08 and 63,809,031.44

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Solution

The fourth proportional to 105,640,596.56, 145,749,175.08 and 63,809,031.44 is: 88,035,414.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,640,596.56 : 145,749,175.08 = 63,809,031.44 : x
  2. Step 2: Convert to fraction form
    105,640,596.56/145,749,175.08 = 63,809,031.44/x
  3. Step 3: Cross multiply
    105,640,596.56x = 145,749,175.08 × 63,809,031.44
  4. Step 4: Simplify right side
    105,640,596.56x = 9,300,113,695,033,786
  5. Step 5: Solve for x
    x = 9,300,113,695,033,786/105,640,596.56
  6. Step 6: Final answer
    x = 88,035,414.39

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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.