Home / 841,394,243.60-1,267,834,496.08-691,400,335.76

Finding the Fourth Proportional to 841,394,243.60, 1,267,834,496.08 and 691,400,335.76

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Solution

The fourth proportional to 841,394,243.60, 1,267,834,496.08 and 691,400,335.76 is: 1,041,819,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,394,243.60 : 1,267,834,496.08 = 691,400,335.76 : x
  2. Step 2: Convert to fraction form
    841,394,243.60/1,267,834,496.08 = 691,400,335.76/x
  3. Step 3: Cross multiply
    841,394,243.60x = 1,267,834,496.08 × 691,400,335.76
  4. Step 4: Simplify right side
    841,394,243.60x = 876,581,196,277,822,336
  5. Step 5: Solve for x
    x = 876,581,196,277,822,336/841,394,243.60
  6. Step 6: Final answer
    x = 1,041,819,816.27

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.