Home / 93,312,076.80-139,968,115.20-84,354,124.80

Finding the Fourth Proportional to 93,312,076.80, 139,968,115.20 and 84,354,124.80

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Solution

The fourth proportional to 93,312,076.80, 139,968,115.20 and 84,354,124.80 is: 126,531,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,076.80 : 139,968,115.20 = 84,354,124.80 : x
  2. Step 2: Convert to fraction form
    93,312,076.80/139,968,115.20 = 84,354,124.80/x
  3. Step 3: Cross multiply
    93,312,076.80x = 139,968,115.20 × 84,354,124.80
  4. Step 4: Simplify right side
    93,312,076.80x = 11,806,887,857,601,576
  5. Step 5: Solve for x
    x = 11,806,887,857,601,576/93,312,076.80
  6. Step 6: Final answer
    x = 126,531,187.20

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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.