Home / 463,779,258.39-640,019,661.39-252,086,587.00

Finding the Fourth Proportional to 463,779,258.39, 640,019,661.39 and 252,086,587.00

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Solution

The fourth proportional to 463,779,258.39, 640,019,661.39 and 252,086,587.00 is: 347,881,819.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,779,258.39 : 640,019,661.39 = 252,086,587.00 : x
  2. Step 2: Convert to fraction form
    463,779,258.39/640,019,661.39 = 252,086,587.00/x
  3. Step 3: Cross multiply
    463,779,258.39x = 640,019,661.39 × 252,086,587.00
  4. Step 4: Simplify right side
    463,779,258.39x = 161,340,372,051,100,736
  5. Step 5: Solve for x
    x = 161,340,372,051,100,736/463,779,258.39
  6. Step 6: Final answer
    x = 347,881,819.06

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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.