Home / 254,934,188,115.34-351,840,029,323.18-145,095,239,918.38

Finding the Fourth Proportional to 254,934,188,115.34, 351,840,029,323.18 and 145,095,239,918.38

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Solution

The fourth proportional to 254,934,188,115.34, 351,840,029,323.18 and 145,095,239,918.38 is: 200,248,989,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,934,188,115.34 : 351,840,029,323.18 = 145,095,239,918.38 : x
  2. Step 2: Convert to fraction form
    254,934,188,115.34/351,840,029,323.18 = 145,095,239,918.38/x
  3. Step 3: Cross multiply
    254,934,188,115.34x = 351,840,029,323.18 × 145,095,239,918.38
  4. Step 4: Simplify right side
    254,934,188,115.34x = 51,050,313,467,536,657,612,800
  5. Step 5: Solve for x
    x = 51,050,313,467,536,657,612,800/254,934,188,115.34
  6. Step 6: Final answer
    x = 200,248,989,140.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.