Home / 605,566,506.90-908,774,913.15-260,767,586.10

Finding the Fourth Proportional to 605,566,506.90, 908,774,913.15 and 260,767,586.10

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Solution

The fourth proportional to 605,566,506.90, 908,774,913.15 and 260,767,586.10 is: 391,334,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,566,506.90 : 908,774,913.15 = 260,767,586.10 : x
  2. Step 2: Convert to fraction form
    605,566,506.90/908,774,913.15 = 260,767,586.10/x
  3. Step 3: Cross multiply
    605,566,506.90x = 908,774,913.15 × 260,767,586.10
  4. Step 4: Simplify right side
    605,566,506.90x = 236,979,040,410,362,624
  5. Step 5: Solve for x
    x = 236,979,040,410,362,624/605,566,506.90
  6. Step 6: Final answer
    x = 391,334,457.42

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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.