Home / 187,120,509.60-258,213,194.36-108,798,506.50

Finding the Fourth Proportional to 187,120,509.60, 258,213,194.36 and 108,798,506.50

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Solution

The fourth proportional to 187,120,509.60, 258,213,194.36 and 108,798,506.50 is: 150,134,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,120,509.60 : 258,213,194.36 = 108,798,506.50 : x
  2. Step 2: Convert to fraction form
    187,120,509.60/258,213,194.36 = 108,798,506.50/x
  3. Step 3: Cross multiply
    187,120,509.60x = 258,213,194.36 × 108,798,506.50
  4. Step 4: Simplify right side
    187,120,509.60x = 28,093,209,904,962,224
  5. Step 5: Solve for x
    x = 28,093,209,904,962,224/187,120,509.60
  6. Step 6: Final answer
    x = 150,134,317.00

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1.5x scale

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.