Home / 124,876,989.36-187,250,942.01-54,818,543.88

Finding the Fourth Proportional to 124,876,989.36, 187,250,942.01 and 54,818,543.88

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Solution

The fourth proportional to 124,876,989.36, 187,250,942.01 and 54,818,543.88 is: 82,199,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,876,989.36 : 187,250,942.01 = 54,818,543.88 : x
  2. Step 2: Convert to fraction form
    124,876,989.36/187,250,942.01 = 54,818,543.88/x
  3. Step 3: Cross multiply
    124,876,989.36x = 187,250,942.01 × 54,818,543.88
  4. Step 4: Simplify right side
    124,876,989.36x = 10,264,823,980,210,266
  5. Step 5: Solve for x
    x = 10,264,823,980,210,266/124,876,989.36
  6. Step 6: Final answer
    x = 82,199,483.13

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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.