Home / 2,149,252,461.40-3,223,878,692.10-787,466,810.20

Finding the Fourth Proportional to 2,149,252,461.40, 3,223,878,692.10 and 787,466,810.20

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Solution

The fourth proportional to 2,149,252,461.40, 3,223,878,692.10 and 787,466,810.20 is: 1,181,200,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,252,461.40 : 3,223,878,692.10 = 787,466,810.20 : x
  2. Step 2: Convert to fraction form
    2,149,252,461.40/3,223,878,692.10 = 787,466,810.20/x
  3. Step 3: Cross multiply
    2,149,252,461.40x = 3,223,878,692.10 × 787,466,810.20
  4. Step 4: Simplify right side
    2,149,252,461.40x = 2,538,697,470,139,735,040
  5. Step 5: Solve for x
    x = 2,538,697,470,139,735,040/2,149,252,461.40
  6. Step 6: Final answer
    x = 1,181,200,215.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.