Home / 2,845,559,823-3,926,872,555.74-1,543,228,431

Finding the Fourth Proportional to 2,845,559,823, 3,926,872,555.74 and 1,543,228,431

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Solution

The fourth proportional to 2,845,559,823, 3,926,872,555.74 and 1,543,228,431 is: 2,129,655,234.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,559,823 : 3,926,872,555.74 = 1,543,228,431 : x
  2. Step 2: Convert to fraction form
    2,845,559,823/3,926,872,555.74 = 1,543,228,431/x
  3. Step 3: Cross multiply
    2,845,559,823x = 3,926,872,555.74 × 1,543,228,431
  4. Step 4: Simplify right side
    2,845,559,823x = 6,060,061,372,931,600,384
  5. Step 5: Solve for x
    x = 6,060,061,372,931,600,384/2,845,559,823
  6. Step 6: Final answer
    x = 2,129,655,234.78

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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.