Home / 118,335,753.55-163,300,207.24-66,125,218.24

Finding the Fourth Proportional to 118,335,753.55, 163,300,207.24 and 66,125,218.24

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Solution

The fourth proportional to 118,335,753.55, 163,300,207.24 and 66,125,218.24 is: 91,251,050.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,335,753.55 : 163,300,207.24 = 66,125,218.24 : x
  2. Step 2: Convert to fraction form
    118,335,753.55/163,300,207.24 = 66,125,218.24/x
  3. Step 3: Cross multiply
    118,335,753.55x = 163,300,207.24 × 66,125,218.24
  4. Step 4: Simplify right side
    118,335,753.55x = 10,798,261,843,128,048
  5. Step 5: Solve for x
    x = 10,798,261,843,128,048/118,335,753.55
  6. Step 6: Final answer
    x = 91,251,050.67

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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.