Home / 162,511,553.23-243,623,839.21-124,343,460.61

Finding the Fourth Proportional to 162,511,553.23, 243,623,839.21 and 124,343,460.61

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Solution

The fourth proportional to 162,511,553.23, 243,623,839.21 and 124,343,460.61 is: 186,405,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,511,553.23 : 243,623,839.21 = 124,343,460.61 : x
  2. Step 2: Convert to fraction form
    162,511,553.23/243,623,839.21 = 124,343,460.61/x
  3. Step 3: Cross multiply
    162,511,553.23x = 243,623,839.21 × 124,343,460.61
  4. Step 4: Simplify right side
    162,511,553.23x = 30,293,031,254,465,608
  5. Step 5: Solve for x
    x = 30,293,031,254,465,608/162,511,553.23
  6. Step 6: Final answer
    x = 186,405,401.05

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1.5x scale

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.