Home / 227,400,504.64-313,813,641.87-122,978,575.91

Finding the Fourth Proportional to 227,400,504.64, 313,813,641.87 and 122,978,575.91

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Solution

The fourth proportional to 227,400,504.64, 313,813,641.87 and 122,978,575.91 is: 169,710,946.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,400,504.64 : 313,813,641.87 = 122,978,575.91 : x
  2. Step 2: Convert to fraction form
    227,400,504.64/313,813,641.87 = 122,978,575.91/x
  3. Step 3: Cross multiply
    227,400,504.64x = 313,813,641.87 × 122,978,575.91
  4. Step 4: Simplify right side
    227,400,504.64x = 38,592,354,779,087,880
  5. Step 5: Solve for x
    x = 38,592,354,779,087,880/227,400,504.64
  6. Step 6: Final answer
    x = 169,710,946.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.