Home / 741,307,519.57-1,023,001,569.63-406,785,638.98

Finding the Fourth Proportional to 741,307,519.57, 1,023,001,569.63 and 406,785,638.98

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Solution

The fourth proportional to 741,307,519.57, 1,023,001,569.63 and 406,785,638.98 is: 561,362,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,307,519.57 : 1,023,001,569.63 = 406,785,638.98 : x
  2. Step 2: Convert to fraction form
    741,307,519.57/1,023,001,569.63 = 406,785,638.98/x
  3. Step 3: Cross multiply
    741,307,519.57x = 1,023,001,569.63 × 406,785,638.98
  4. Step 4: Simplify right side
    741,307,519.57x = 416,142,347,176,396,224
  5. Step 5: Solve for x
    x = 416,142,347,176,396,224/741,307,519.57
  6. Step 6: Final answer
    x = 561,362,641.27

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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.