Home / 1,383,032,885.61-1,908,591,093.08-747,953,363.64

Finding the Fourth Proportional to 1,383,032,885.61, 1,908,591,093.08 and 747,953,363.64

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Solution

The fourth proportional to 1,383,032,885.61, 1,908,591,093.08 and 747,953,363.64 is: 1,032,178,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,032,885.61 : 1,908,591,093.08 = 747,953,363.64 : x
  2. Step 2: Convert to fraction form
    1,383,032,885.61/1,908,591,093.08 = 747,953,363.64/x
  3. Step 3: Cross multiply
    1,383,032,885.61x = 1,908,591,093.08 × 747,953,363.64
  4. Step 4: Simplify right side
    1,383,032,885.61x = 1,427,537,127,882,530,304
  5. Step 5: Solve for x
    x = 1,427,537,127,882,530,304/1,383,032,885.61
  6. Step 6: Final answer
    x = 1,032,178,730.34

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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.