Home / 115,421,147,134.40-173,131,720,701.60-115,421,147,134.40

Finding the Fourth Proportional to 115,421,147,134.40, 173,131,720,701.60 and 115,421,147,134.40

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Solution

The fourth proportional to 115,421,147,134.40, 173,131,720,701.60 and 115,421,147,134.40 is: 173,131,720,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,421,147,134.40 : 173,131,720,701.60 = 115,421,147,134.40 : x
  2. Step 2: Convert to fraction form
    115,421,147,134.40/173,131,720,701.60 = 115,421,147,134.40/x
  3. Step 3: Cross multiply
    115,421,147,134.40x = 173,131,720,701.60 × 115,421,147,134.40
  4. Step 4: Simplify right side
    115,421,147,134.40x = 19,983,061,808,731,220,082,688
  5. Step 5: Solve for x
    x = 19,983,061,808,731,220,082,688/115,421,147,134.40
  6. Step 6: Final answer
    x = 173,131,720,701.60

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1.5x scale

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.