Home / 2,187,860,923.76-3,018,118,238.93-1,482,771,773.84

Finding the Fourth Proportional to 2,187,860,923.76, 3,018,118,238.93 and 1,482,771,773.84

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Solution

The fourth proportional to 2,187,860,923.76, 3,018,118,238.93 and 1,482,771,773.84 is: 2,045,459,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,860,923.76 : 3,018,118,238.93 = 1,482,771,773.84 : x
  2. Step 2: Convert to fraction form
    2,187,860,923.76/3,018,118,238.93 = 1,482,771,773.84/x
  3. Step 3: Cross multiply
    2,187,860,923.76x = 3,018,118,238.93 × 1,482,771,773.84
  4. Step 4: Simplify right side
    2,187,860,923.76x = 4,475,180,534,785,709,568
  5. Step 5: Solve for x
    x = 4,475,180,534,785,709,568/2,187,860,923.76
  6. Step 6: Final answer
    x = 2,045,459,327.97

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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.