Home / 187,002,415.60-280,503,623.40-152,990,191.60

Finding the Fourth Proportional to 187,002,415.60, 280,503,623.40 and 152,990,191.60

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Solution

The fourth proportional to 187,002,415.60, 280,503,623.40 and 152,990,191.60 is: 229,485,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,002,415.60 : 280,503,623.40 = 152,990,191.60 : x
  2. Step 2: Convert to fraction form
    187,002,415.60/280,503,623.40 = 152,990,191.60/x
  3. Step 3: Cross multiply
    187,002,415.60x = 280,503,623.40 × 152,990,191.60
  4. Step 4: Simplify right side
    187,002,415.60x = 42,914,303,088,460,240
  5. Step 5: Solve for x
    x = 42,914,303,088,460,240/187,002,415.60
  6. Step 6: Final answer
    x = 229,485,287.40

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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.