Home / 65,680,315.60-98,352,511.80-48,548,232.40

Finding the Fourth Proportional to 65,680,315.60, 98,352,511.80 and 48,548,232.40

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Solution

The fourth proportional to 65,680,315.60, 98,352,511.80 and 48,548,232.40 is: 72,698,198.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,680,315.60 : 98,352,511.80 = 48,548,232.40 : x
  2. Step 2: Convert to fraction form
    65,680,315.60/98,352,511.80 = 48,548,232.40/x
  3. Step 3: Cross multiply
    65,680,315.60x = 98,352,511.80 × 48,548,232.40
  4. Step 4: Simplify right side
    65,680,315.60x = 4,774,840,599,990,142
  5. Step 5: Solve for x
    x = 4,774,840,599,990,142/65,680,315.60
  6. Step 6: Final answer
    x = 72,698,198.18

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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.