Home / 448,920,455.70-673,380,683.55-265,254,446.10

Finding the Fourth Proportional to 448,920,455.70, 673,380,683.55 and 265,254,446.10

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Solution

The fourth proportional to 448,920,455.70, 673,380,683.55 and 265,254,446.10 is: 397,881,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,920,455.70 : 673,380,683.55 = 265,254,446.10 : x
  2. Step 2: Convert to fraction form
    448,920,455.70/673,380,683.55 = 265,254,446.10/x
  3. Step 3: Cross multiply
    448,920,455.70x = 673,380,683.55 × 265,254,446.10
  4. Step 4: Simplify right side
    448,920,455.70x = 178,617,220,229,494,624
  5. Step 5: Solve for x
    x = 178,617,220,229,494,624/448,920,455.70
  6. Step 6: Final answer
    x = 397,881,669.15

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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.