Home / 93,321,099.90-139,981,649.85-74,047,506.30

Finding the Fourth Proportional to 93,321,099.90, 139,981,649.85 and 74,047,506.30

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Solution

The fourth proportional to 93,321,099.90, 139,981,649.85 and 74,047,506.30 is: 111,071,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,321,099.90 : 139,981,649.85 = 74,047,506.30 : x
  2. Step 2: Convert to fraction form
    93,321,099.90/139,981,649.85 = 74,047,506.30/x
  3. Step 3: Cross multiply
    93,321,099.90x = 139,981,649.85 × 74,047,506.30
  4. Step 4: Simplify right side
    93,321,099.90x = 10,365,292,099,152,268
  5. Step 5: Solve for x
    x = 10,365,292,099,152,268/93,321,099.90
  6. Step 6: Final answer
    x = 111,071,259.45

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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.