Home / 93,328,534.80-139,992,802.20-87,356,566.80

Finding the Fourth Proportional to 93,328,534.80, 139,992,802.20 and 87,356,566.80

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Solution

The fourth proportional to 93,328,534.80, 139,992,802.20 and 87,356,566.80 is: 131,034,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,328,534.80 : 139,992,802.20 = 87,356,566.80 : x
  2. Step 2: Convert to fraction form
    93,328,534.80/139,992,802.20 = 87,356,566.80/x
  3. Step 3: Cross multiply
    93,328,534.80x = 139,992,802.20 × 87,356,566.80
  4. Step 4: Simplify right side
    93,328,534.80x = 12,229,290,576,903,486
  5. Step 5: Solve for x
    x = 12,229,290,576,903,486/93,328,534.80
  6. Step 6: Final answer
    x = 131,034,850.20

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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.