Home / 146,701,421.70-220,052,132.55-144,549,085.65

Finding the Fourth Proportional to 146,701,421.70, 220,052,132.55 and 144,549,085.65

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Solution

The fourth proportional to 146,701,421.70, 220,052,132.55 and 144,549,085.65 is: 216,823,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,701,421.70 : 220,052,132.55 = 144,549,085.65 : x
  2. Step 2: Convert to fraction form
    146,701,421.70/220,052,132.55 = 144,549,085.65/x
  3. Step 3: Cross multiply
    146,701,421.70x = 220,052,132.55 × 144,549,085.65
  4. Step 4: Simplify right side
    146,701,421.70x = 31,808,334,555,435,104
  5. Step 5: Solve for x
    x = 31,808,334,555,435,104/146,701,421.70
  6. Step 6: Final answer
    x = 216,823,628.48

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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.