Home / 1,001,425,884.63-1,381,784,991.76-577,885,032.12

Finding the Fourth Proportional to 1,001,425,884.63, 1,381,784,991.76 and 577,885,032.12

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Solution

The fourth proportional to 1,001,425,884.63, 1,381,784,991.76 and 577,885,032.12 is: 797,375,898.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,425,884.63 : 1,381,784,991.76 = 577,885,032.12 : x
  2. Step 2: Convert to fraction form
    1,001,425,884.63/1,381,784,991.76 = 577,885,032.12/x
  3. Step 3: Cross multiply
    1,001,425,884.63x = 1,381,784,991.76 × 577,885,032.12
  4. Step 4: Simplify right side
    1,001,425,884.63x = 798,512,864,344,287,488
  5. Step 5: Solve for x
    x = 798,512,864,344,287,488/1,001,425,884.63
  6. Step 6: Final answer
    x = 797,375,898.31

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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.