Home / 52,160,962.80-78,241,444.20-45,783,670.80

Finding the Fourth Proportional to 52,160,962.80, 78,241,444.20 and 45,783,670.80

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Solution

The fourth proportional to 52,160,962.80, 78,241,444.20 and 45,783,670.80 is: 68,675,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,160,962.80 : 78,241,444.20 = 45,783,670.80 : x
  2. Step 2: Convert to fraction form
    52,160,962.80/78,241,444.20 = 45,783,670.80/x
  3. Step 3: Cross multiply
    52,160,962.80x = 78,241,444.20 × 45,783,670.80
  4. Step 4: Simplify right side
    52,160,962.80x = 3,582,180,524,169,369.50
  5. Step 5: Solve for x
    x = 3,582,180,524,169,369.50/52,160,962.80
  6. Step 6: Final answer
    x = 68,675,506.20

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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.