Home / 83,597,102.40-115,380,973.48-48,316,406.16

Finding the Fourth Proportional to 83,597,102.40, 115,380,973.48 and 48,316,406.16

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Solution

The fourth proportional to 83,597,102.40, 115,380,973.48 and 48,316,406.16 is: 66,686,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,597,102.40 : 115,380,973.48 = 48,316,406.16 : x
  2. Step 2: Convert to fraction form
    83,597,102.40/115,380,973.48 = 48,316,406.16/x
  3. Step 3: Cross multiply
    83,597,102.40x = 115,380,973.48 × 48,316,406.16
  4. Step 4: Simplify right side
    83,597,102.40x = 5,574,793,977,795,868
  5. Step 5: Solve for x
    x = 5,574,793,977,795,868/83,597,102.40
  6. Step 6: Final answer
    x = 66,686,449.86

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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.