Home / 70,124,855.37-96,770,444.04-39,185,278.89

Finding the Fourth Proportional to 70,124,855.37, 96,770,444.04 and 39,185,278.89

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Solution

The fourth proportional to 70,124,855.37, 96,770,444.04 and 39,185,278.89 is: 54,074,647.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,124,855.37 : 96,770,444.04 = 39,185,278.89 : x
  2. Step 2: Convert to fraction form
    70,124,855.37/96,770,444.04 = 39,185,278.89/x
  3. Step 3: Cross multiply
    70,124,855.37x = 96,770,444.04 × 39,185,278.89
  4. Step 4: Simplify right side
    70,124,855.37x = 3,791,976,838,016,538.50
  5. Step 5: Solve for x
    x = 3,791,976,838,016,538.50/70,124,855.37
  6. Step 6: Final answer
    x = 54,074,647.54

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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.