Home / 188,241,792.03-259,804,480.08-156,830,030.71

Finding the Fourth Proportional to 188,241,792.03, 259,804,480.08 and 156,830,030.71

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Solution

The fourth proportional to 188,241,792.03, 259,804,480.08 and 156,830,030.71 is: 216,451,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,241,792.03 : 259,804,480.08 = 156,830,030.71 : x
  2. Step 2: Convert to fraction form
    188,241,792.03/259,804,480.08 = 156,830,030.71/x
  3. Step 3: Cross multiply
    188,241,792.03x = 259,804,480.08 × 156,830,030.71
  4. Step 4: Simplify right side
    188,241,792.03x = 40,745,144,589,541,984
  5. Step 5: Solve for x
    x = 40,745,144,589,541,984/188,241,792.03
  6. Step 6: Final answer
    x = 216,451,108.71

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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.