Home / 163,555,132.35-245,334,835.50-54,380,303.43

Finding the Fourth Proportional to 163,555,132.35, 245,334,835.50 and 54,380,303.43

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Solution

The fourth proportional to 163,555,132.35, 245,334,835.50 and 54,380,303.43 is: 81,571,165.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,555,132.35 : 245,334,835.50 = 54,380,303.43 : x
  2. Step 2: Convert to fraction form
    163,555,132.35/245,334,835.50 = 54,380,303.43/x
  3. Step 3: Cross multiply
    163,555,132.35x = 245,334,835.50 × 54,380,303.43
  4. Step 4: Simplify right side
    163,555,132.35x = 13,341,382,796,439,136
  5. Step 5: Solve for x
    x = 13,341,382,796,439,136/163,555,132.35
  6. Step 6: Final answer
    x = 81,571,165.67

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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.