Home / 122,500,188,210.15-183,750,282,315.22-102,909,147,186.15

Finding the Fourth Proportional to 122,500,188,210.15, 183,750,282,315.22 and 102,909,147,186.15

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Solution

The fourth proportional to 122,500,188,210.15, 183,750,282,315.22 and 102,909,147,186.15 is: 154,363,720,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,500,188,210.15 : 183,750,282,315.22 = 102,909,147,186.15 : x
  2. Step 2: Convert to fraction form
    122,500,188,210.15/183,750,282,315.22 = 102,909,147,186.15/x
  3. Step 3: Cross multiply
    122,500,188,210.15x = 183,750,282,315.22 × 102,909,147,186.15
  4. Step 4: Simplify right side
    122,500,188,210.15x = 18,909,584,848,273,587,306,496
  5. Step 5: Solve for x
    x = 18,909,584,848,273,587,306,496/122,500,188,210.15
  6. Step 6: Final answer
    x = 154,363,720,779.22

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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.