Home / 187,055,995.20-280,583,992.80-141,706,363.20

Finding the Fourth Proportional to 187,055,995.20, 280,583,992.80 and 141,706,363.20

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Solution

The fourth proportional to 187,055,995.20, 280,583,992.80 and 141,706,363.20 is: 212,559,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,055,995.20 : 280,583,992.80 = 141,706,363.20 : x
  2. Step 2: Convert to fraction form
    187,055,995.20/280,583,992.80 = 141,706,363.20/x
  3. Step 3: Cross multiply
    187,055,995.20x = 280,583,992.80 × 141,706,363.20
  4. Step 4: Simplify right side
    187,055,995.20x = 39,760,537,191,822,984
  5. Step 5: Solve for x
    x = 39,760,537,191,822,984/187,055,995.20
  6. Step 6: Final answer
    x = 212,559,544.80

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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.