Home / 104,977,325.40-157,418,748.90-40,259,621.40

Finding the Fourth Proportional to 104,977,325.40, 157,418,748.90 and 40,259,621.40

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Solution

The fourth proportional to 104,977,325.40, 157,418,748.90 and 40,259,621.40 is: 60,371,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977,325.40 : 157,418,748.90 = 40,259,621.40 : x
  2. Step 2: Convert to fraction form
    104,977,325.40/157,418,748.90 = 40,259,621.40/x
  3. Step 3: Cross multiply
    104,977,325.40x = 157,418,748.90 × 40,259,621.40
  4. Step 4: Simplify right side
    104,977,325.40x = 6,337,619,231,975,666
  5. Step 5: Solve for x
    x = 6,337,619,231,975,666/104,977,325.40
  6. Step 6: Final answer
    x = 60,371,315.50

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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.