Home / 3,490,843,894.30-4,817,466,308.10-1,905,037,996.42

Finding the Fourth Proportional to 3,490,843,894.30, 4,817,466,308.10 and 1,905,037,996.42

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Solution

The fourth proportional to 3,490,843,894.30, 4,817,466,308.10 and 1,905,037,996.42 is: 2,629,007,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,843,894.30 : 4,817,466,308.10 = 1,905,037,996.42 : x
  2. Step 2: Convert to fraction form
    3,490,843,894.30/4,817,466,308.10 = 1,905,037,996.42/x
  3. Step 3: Cross multiply
    3,490,843,894.30x = 4,817,466,308.10 × 1,905,037,996.42
  4. Step 4: Simplify right side
    3,490,843,894.30x = 9,177,456,363,403,679,744
  5. Step 5: Solve for x
    x = 9,177,456,363,403,679,744/3,490,843,894.30
  6. Step 6: Final answer
    x = 2,629,007,953.75

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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.