Home / 96,771,397.20-145,157,095.80-89,045,163.60

Finding the Fourth Proportional to 96,771,397.20, 145,157,095.80 and 89,045,163.60

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Solution

The fourth proportional to 96,771,397.20, 145,157,095.80 and 89,045,163.60 is: 133,567,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,771,397.20 : 145,157,095.80 = 89,045,163.60 : x
  2. Step 2: Convert to fraction form
    96,771,397.20/145,157,095.80 = 89,045,163.60/x
  3. Step 3: Cross multiply
    96,771,397.20x = 145,157,095.80 × 89,045,163.60
  4. Step 4: Simplify right side
    96,771,397.20x = 12,925,537,343,211,874
  5. Step 5: Solve for x
    x = 12,925,537,343,211,874/96,771,397.20
  6. Step 6: Final answer
    x = 133,567,745.40

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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.