Home / 345,008,193,405.45-517,522,833,029.16-118,364,466,260.48

Finding the Fourth Proportional to 345,008,193,405.45, 517,522,833,029.16 and 118,364,466,260.48

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Solution

The fourth proportional to 345,008,193,405.45, 517,522,833,029.16 and 118,364,466,260.48 is: 177,550,316,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,008,193,405.45 : 517,522,833,029.16 = 118,364,466,260.48 : x
  2. Step 2: Convert to fraction form
    345,008,193,405.45/517,522,833,029.16 = 118,364,466,260.48/x
  3. Step 3: Cross multiply
    345,008,193,405.45x = 517,522,833,029.16 × 118,364,466,260.48
  4. Step 4: Simplify right side
    345,008,193,405.45x = 61,256,313,909,108,029,784,064
  5. Step 5: Solve for x
    x = 61,256,313,909,108,029,784,064/345,008,193,405.45
  6. Step 6: Final answer
    x = 177,550,316,427.18

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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.