Home / 199,687,514.90-275,596,143.80-114,912,892.49

Finding the Fourth Proportional to 199,687,514.90, 275,596,143.80 and 114,912,892.49

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Solution

The fourth proportional to 199,687,514.90, 275,596,143.80 and 114,912,892.49 is: 158,595,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,687,514.90 : 275,596,143.80 = 114,912,892.49 : x
  2. Step 2: Convert to fraction form
    199,687,514.90/275,596,143.80 = 114,912,892.49/x
  3. Step 3: Cross multiply
    199,687,514.90x = 275,596,143.80 × 114,912,892.49
  4. Step 4: Simplify right side
    199,687,514.90x = 31,669,550,041,195,436
  5. Step 5: Solve for x
    x = 31,669,550,041,195,436/199,687,514.90
  6. Step 6: Final answer
    x = 158,595,543.93

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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.