Home / 1,046,177,220.44-1,443,826,643.75-781,400,028.21

Finding the Fourth Proportional to 1,046,177,220.44, 1,443,826,643.75 and 781,400,028.21

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Solution

The fourth proportional to 1,046,177,220.44, 1,443,826,643.75 and 781,400,028.21 is: 1,078,408,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,177,220.44 : 1,443,826,643.75 = 781,400,028.21 : x
  2. Step 2: Convert to fraction form
    1,046,177,220.44/1,443,826,643.75 = 781,400,028.21/x
  3. Step 3: Cross multiply
    1,046,177,220.44x = 1,443,826,643.75 × 781,400,028.21
  4. Step 4: Simplify right side
    1,046,177,220.44x = 1,128,206,180,152,692,608
  5. Step 5: Solve for x
    x = 1,128,206,180,152,692,608/1,046,177,220.44
  6. Step 6: Final answer
    x = 1,078,408,283.14

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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.