Home / 310,540,901.10-465,415,723.35-165,044,165.10

Finding the Fourth Proportional to 310,540,901.10, 465,415,723.35 and 165,044,165.10

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Solution

The fourth proportional to 310,540,901.10, 465,415,723.35 and 165,044,165.10 is: 247,355,981.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,540,901.10 : 465,415,723.35 = 165,044,165.10 : x
  2. Step 2: Convert to fraction form
    310,540,901.10/465,415,723.35 = 165,044,165.10/x
  3. Step 3: Cross multiply
    310,540,901.10x = 465,415,723.35 × 165,044,165.10
  4. Step 4: Simplify right side
    310,540,901.10x = 76,814,149,484,713,328
  5. Step 5: Solve for x
    x = 76,814,149,484,713,328/310,540,901.10
  6. Step 6: Final answer
    x = 247,355,981.81

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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.