Home / 87,307,630.80-130,961,446.20-60,097,851.60

Finding the Fourth Proportional to 87,307,630.80, 130,961,446.20 and 60,097,851.60

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Solution

The fourth proportional to 87,307,630.80, 130,961,446.20 and 60,097,851.60 is: 90,146,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,307,630.80 : 130,961,446.20 = 60,097,851.60 : x
  2. Step 2: Convert to fraction form
    87,307,630.80/130,961,446.20 = 60,097,851.60/x
  3. Step 3: Cross multiply
    87,307,630.80x = 130,961,446.20 × 60,097,851.60
  4. Step 4: Simplify right side
    87,307,630.80x = 7,870,501,559,048,984
  5. Step 5: Solve for x
    x = 7,870,501,559,048,984/87,307,630.80
  6. Step 6: Final answer
    x = 90,146,777.40

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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.