Home / 92,840,567.45-128,122,864.93-51,023,871.90

Finding the Fourth Proportional to 92,840,567.45, 128,122,864.93 and 51,023,871.90

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Solution

The fourth proportional to 92,840,567.45, 128,122,864.93 and 51,023,871.90 is: 70,414,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,840,567.45 : 128,122,864.93 = 51,023,871.90 : x
  2. Step 2: Convert to fraction form
    92,840,567.45/128,122,864.93 = 51,023,871.90/x
  3. Step 3: Cross multiply
    92,840,567.45x = 128,122,864.93 × 51,023,871.90
  4. Step 4: Simplify right side
    92,840,567.45x = 6,537,324,647,713,102
  5. Step 5: Solve for x
    x = 6,537,324,647,713,102/92,840,567.45
  6. Step 6: Final answer
    x = 70,414,527.05

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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.