Home / 258,057,701.60-387,086,552.40-96,478,642.40

Finding the Fourth Proportional to 258,057,701.60, 387,086,552.40 and 96,478,642.40

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Solution

The fourth proportional to 258,057,701.60, 387,086,552.40 and 96,478,642.40 is: 144,717,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,057,701.60 : 387,086,552.40 = 96,478,642.40 : x
  2. Step 2: Convert to fraction form
    258,057,701.60/387,086,552.40 = 96,478,642.40/x
  3. Step 3: Cross multiply
    258,057,701.60x = 387,086,552.40 × 96,478,642.40
  4. Step 4: Simplify right side
    258,057,701.60x = 37,345,585,066,848,464
  5. Step 5: Solve for x
    x = 37,345,585,066,848,464/258,057,701.60
  6. Step 6: Final answer
    x = 144,717,963.60

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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.