Home / 145,053,446.49-217,580,169.74-99,477,066.33

Finding the Fourth Proportional to 145,053,446.49, 217,580,169.74 and 99,477,066.33

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Solution

The fourth proportional to 145,053,446.49, 217,580,169.74 and 99,477,066.33 is: 149,215,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,053,446.49 : 217,580,169.74 = 99,477,066.33 : x
  2. Step 2: Convert to fraction form
    145,053,446.49/217,580,169.74 = 99,477,066.33/x
  3. Step 3: Cross multiply
    145,053,446.49x = 217,580,169.74 × 99,477,066.33
  4. Step 4: Simplify right side
    145,053,446.49x = 21,644,236,976,821,256
  5. Step 5: Solve for x
    x = 21,644,236,976,821,256/145,053,446.49
  6. Step 6: Final answer
    x = 149,215,599.50

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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.