Home / 82,511,452.70-113,869,347.65-45,842,023.70

Finding the Fourth Proportional to 82,511,452.70, 113,869,347.65 and 45,842,023.70

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Solution

The fourth proportional to 82,511,452.70, 113,869,347.65 and 45,842,023.70 is: 63,263,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,511,452.70 : 113,869,347.65 = 45,842,023.70 : x
  2. Step 2: Convert to fraction form
    82,511,452.70/113,869,347.65 = 45,842,023.70/x
  3. Step 3: Cross multiply
    82,511,452.70x = 113,869,347.65 × 45,842,023.70
  4. Step 4: Simplify right side
    82,511,452.70x = 5,220,001,333,674,840
  5. Step 5: Solve for x
    x = 5,220,001,333,674,840/82,511,452.70
  6. Step 6: Final answer
    x = 63,263,961.10

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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.