Home / 105,640,598.56-145,749,177.84-63,809,033.44

Finding the Fourth Proportional to 105,640,598.56, 145,749,177.84 and 63,809,033.44

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Solution

The fourth proportional to 105,640,598.56, 145,749,177.84 and 63,809,033.44 is: 88,035,417.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,640,598.56 : 145,749,177.84 = 63,809,033.44 : x
  2. Step 2: Convert to fraction form
    105,640,598.56/145,749,177.84 = 63,809,033.44/x
  3. Step 3: Cross multiply
    105,640,598.56x = 145,749,177.84 × 63,809,033.44
  4. Step 4: Simplify right side
    105,640,598.56x = 9,300,114,162,645,066
  5. Step 5: Solve for x
    x = 9,300,114,162,645,066/105,640,598.56
  6. Step 6: Final answer
    x = 88,035,417.15

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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.