Home / 83,983,461-125,975,193.12-20,158,053

Finding the Fourth Proportional to 83,983,461, 125,975,193.12 and 20,158,053

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Solution

The fourth proportional to 83,983,461, 125,975,193.12 and 20,158,053 is: 30,237,079.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,983,461 : 125,975,193.12 = 20,158,053 : x
  2. Step 2: Convert to fraction form
    83,983,461/125,975,193.12 = 20,158,053/x
  3. Step 3: Cross multiply
    83,983,461x = 125,975,193.12 × 20,158,053
  4. Step 4: Simplify right side
    83,983,461x = 2,539,414,619,598,195.50
  5. Step 5: Solve for x
    x = 2,539,414,619,598,195.50/83,983,461
  6. Step 6: Final answer
    x = 30,237,079.89

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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.