Home / 289,797,366,513.96-434,894,612,809.95-101,143,262,021.67

Finding the Fourth Proportional to 289,797,366,513.96, 434,894,612,809.95 and 101,143,262,021.67

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Solution

The fourth proportional to 289,797,366,513.96, 434,894,612,809.95 and 101,143,262,021.67 is: 151,784,194,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,797,366,513.96 : 434,894,612,809.95 = 101,143,262,021.67 : x
  2. Step 2: Convert to fraction form
    289,797,366,513.96/434,894,612,809.95 = 101,143,262,021.67/x
  3. Step 3: Cross multiply
    289,797,366,513.96x = 434,894,612,809.95 × 101,143,262,021.67
  4. Step 4: Simplify right side
    289,797,366,513.96x = 43,986,659,775,249,498,767,360
  5. Step 5: Solve for x
    x = 43,986,659,775,249,498,767,360/289,797,366,513.96
  6. Step 6: Final answer
    x = 151,784,194,260.89

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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.