Home / 289,991,671.48-435,028,280.10-93,189,105.28

Finding the Fourth Proportional to 289,991,671.48, 435,028,280.10 and 93,189,105.28

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Solution

The fourth proportional to 289,991,671.48, 435,028,280.10 and 93,189,105.28 is: 139,796,760.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,991,671.48 : 435,028,280.10 = 93,189,105.28 : x
  2. Step 2: Convert to fraction form
    289,991,671.48/435,028,280.10 = 93,189,105.28/x
  3. Step 3: Cross multiply
    289,991,671.48x = 435,028,280.10 × 93,189,105.28
  4. Step 4: Simplify right side
    289,991,671.48x = 40,539,896,194,016,232
  5. Step 5: Solve for x
    x = 40,539,896,194,016,232/289,991,671.48
  6. Step 6: Final answer
    x = 139,796,760.32

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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.