Home / 187,286,720.40-280,930,080.60-183,460,345.20

Finding the Fourth Proportional to 187,286,720.40, 280,930,080.60 and 183,460,345.20

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Solution

The fourth proportional to 187,286,720.40, 280,930,080.60 and 183,460,345.20 is: 275,190,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,286,720.40 : 280,930,080.60 = 183,460,345.20 : x
  2. Step 2: Convert to fraction form
    187,286,720.40/280,930,080.60 = 183,460,345.20/x
  3. Step 3: Cross multiply
    187,286,720.40x = 280,930,080.60 × 183,460,345.20
  4. Step 4: Simplify right side
    187,286,720.40x = 51,539,529,563,939,824
  5. Step 5: Solve for x
    x = 51,539,529,563,939,824/187,286,720.40
  6. Step 6: Final answer
    x = 275,190,517.80

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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.