Home / 76,963,207.80-115,444,811.70-23,103,521.40

Finding the Fourth Proportional to 76,963,207.80, 115,444,811.70 and 23,103,521.40

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Solution

The fourth proportional to 76,963,207.80, 115,444,811.70 and 23,103,521.40 is: 34,655,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,963,207.80 : 115,444,811.70 = 23,103,521.40 : x
  2. Step 2: Convert to fraction form
    76,963,207.80/115,444,811.70 = 23,103,521.40/x
  3. Step 3: Cross multiply
    76,963,207.80x = 115,444,811.70 × 23,103,521.40
  4. Step 4: Simplify right side
    76,963,207.80x = 2,667,181,677,629,920.50
  5. Step 5: Solve for x
    x = 2,667,181,677,629,920.50/76,963,207.80
  6. Step 6: Final answer
    x = 34,655,282.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.