Home / 982,101,897.51-1,473,138,973.27-457,177,402.13

Finding the Fourth Proportional to 982,101,897.51, 1,473,138,973.27 and 457,177,402.13

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Solution

The fourth proportional to 982,101,897.51, 1,473,138,973.27 and 457,177,402.13 is: 685,759,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,101,897.51 : 1,473,138,973.27 = 457,177,402.13 : x
  2. Step 2: Convert to fraction form
    982,101,897.51/1,473,138,973.27 = 457,177,402.13/x
  3. Step 3: Cross multiply
    982,101,897.51x = 1,473,138,973.27 × 457,177,402.13
  4. Step 4: Simplify right side
    982,101,897.51x = 673,485,848,781,696,128
  5. Step 5: Solve for x
    x = 673,485,848,781,696,128/982,101,897.51
  6. Step 6: Final answer
    x = 685,759,645.20

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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.