Home / 205,063,609.68-282,989,546.10-116,962,070.04

Finding the Fourth Proportional to 205,063,609.68, 282,989,546.10 and 116,962,070.04

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Solution

The fourth proportional to 205,063,609.68, 282,989,546.10 and 116,962,070.04 is: 161,408,663.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,063,609.68 : 282,989,546.10 = 116,962,070.04 : x
  2. Step 2: Convert to fraction form
    205,063,609.68/282,989,546.10 = 116,962,070.04/x
  3. Step 3: Cross multiply
    205,063,609.68x = 282,989,546.10 × 116,962,070.04
  4. Step 4: Simplify right side
    205,063,609.68x = 33,099,043,111,536,012
  5. Step 5: Solve for x
    x = 33,099,043,111,536,012/205,063,609.68
  6. Step 6: Final answer
    x = 161,408,663.21

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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.