Home / 2,551,126,420.71-3,520,554,431.31-1,377,704,692.71

Finding the Fourth Proportional to 2,551,126,420.71, 3,520,554,431.31 and 1,377,704,692.71

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Solution

The fourth proportional to 2,551,126,420.71, 3,520,554,431.31 and 1,377,704,692.71 is: 1,901,232,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,126,420.71 : 3,520,554,431.31 = 1,377,704,692.71 : x
  2. Step 2: Convert to fraction form
    2,551,126,420.71/3,520,554,431.31 = 1,377,704,692.71/x
  3. Step 3: Cross multiply
    2,551,126,420.71x = 3,520,554,431.31 × 1,377,704,692.71
  4. Step 4: Simplify right side
    2,551,126,420.71x = 4,850,284,360,956,772,352
  5. Step 5: Solve for x
    x = 4,850,284,360,956,772,352/2,551,126,420.71
  6. Step 6: Final answer
    x = 1,901,232,460.13

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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.