Home / 93,312,892.80-139,969,339.20-84,952,137.60

Finding the Fourth Proportional to 93,312,892.80, 139,969,339.20 and 84,952,137.60

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Solution

The fourth proportional to 93,312,892.80, 139,969,339.20 and 84,952,137.60 is: 127,428,206.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,892.80 : 139,969,339.20 = 84,952,137.60 : x
  2. Step 2: Convert to fraction form
    93,312,892.80/139,969,339.20 = 84,952,137.60/x
  3. Step 3: Cross multiply
    93,312,892.80x = 139,969,339.20 × 84,952,137.60
  4. Step 4: Simplify right side
    93,312,892.80x = 11,890,694,563,499,472
  5. Step 5: Solve for x
    x = 11,890,694,563,499,472/93,312,892.80
  6. Step 6: Final answer
    x = 127,428,206.40

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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.