Home / 48,492,079.20-72,738,118.80-43,230,813.30

Finding the Fourth Proportional to 48,492,079.20, 72,738,118.80 and 43,230,813.30

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Solution

The fourth proportional to 48,492,079.20, 72,738,118.80 and 43,230,813.30 is: 64,846,219.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,492,079.20 : 72,738,118.80 = 43,230,813.30 : x
  2. Step 2: Convert to fraction form
    48,492,079.20/72,738,118.80 = 43,230,813.30/x
  3. Step 3: Cross multiply
    48,492,079.20x = 72,738,118.80 × 43,230,813.30
  4. Step 4: Simplify right side
    48,492,079.20x = 3,144,528,033,636,019.50
  5. Step 5: Solve for x
    x = 3,144,528,033,636,019.50/48,492,079.20
  6. Step 6: Final answer
    x = 64,846,219.95

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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.