Home / 785,284,958.19-1,083,692,977.97-432,866,834.20

Finding the Fourth Proportional to 785,284,958.19, 1,083,692,977.97 and 432,866,834.20

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Solution

The fourth proportional to 785,284,958.19, 1,083,692,977.97 and 432,866,834.20 is: 597,356,085.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,284,958.19 : 1,083,692,977.97 = 432,866,834.20 : x
  2. Step 2: Convert to fraction form
    785,284,958.19/1,083,692,977.97 = 432,866,834.20/x
  3. Step 3: Cross multiply
    785,284,958.19x = 1,083,692,977.97 × 432,866,834.20
  4. Step 4: Simplify right side
    785,284,958.19x = 469,094,748,618,644,224
  5. Step 5: Solve for x
    x = 469,094,748,618,644,224/785,284,958.19
  6. Step 6: Final answer
    x = 597,356,085.49

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Double scale
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1.5x scale

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.