Home / 1,858,366,671.12-2,564,578,620.72-1,011,618,338.40

Finding the Fourth Proportional to 1,858,366,671.12, 2,564,578,620.72 and 1,011,618,338.40

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Solution

The fourth proportional to 1,858,366,671.12, 2,564,578,620.72 and 1,011,618,338.40 is: 1,396,051,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,366,671.12 : 2,564,578,620.72 = 1,011,618,338.40 : x
  2. Step 2: Convert to fraction form
    1,858,366,671.12/2,564,578,620.72 = 1,011,618,338.40/x
  3. Step 3: Cross multiply
    1,858,366,671.12x = 2,564,578,620.72 × 1,011,618,338.40
  4. Step 4: Simplify right side
    1,858,366,671.12x = 2,594,374,762,988,930,048
  5. Step 5: Solve for x
    x = 2,594,374,762,988,930,048/1,858,366,671.12
  6. Step 6: Final answer
    x = 1,396,051,061.02

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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.