Home / 1,415,549,102.55-1,954,295,717.94-1,258,482,379.20

Finding the Fourth Proportional to 1,415,549,102.55, 1,954,295,717.94 and 1,258,482,379.20

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Solution

The fourth proportional to 1,415,549,102.55, 1,954,295,717.94 and 1,258,482,379.20 is: 1,737,450,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,549,102.55 : 1,954,295,717.94 = 1,258,482,379.20 : x
  2. Step 2: Convert to fraction form
    1,415,549,102.55/1,954,295,717.94 = 1,258,482,379.20/x
  3. Step 3: Cross multiply
    1,415,549,102.55x = 1,954,295,717.94 × 1,258,482,379.20
  4. Step 4: Simplify right side
    1,415,549,102.55x = 2,459,446,724,773,503,488
  5. Step 5: Solve for x
    x = 2,459,446,724,773,503,488/1,415,549,102.55
  6. Step 6: Final answer
    x = 1,737,450,661.61

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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.