Home / 1,487,676,384.96-2,231,837,427.88-452,510,361.70

Finding the Fourth Proportional to 1,487,676,384.96, 2,231,837,427.88 and 452,510,361.70

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Solution

The fourth proportional to 1,487,676,384.96, 2,231,837,427.88 and 452,510,361.70 is: 678,863,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,676,384.96 : 2,231,837,427.88 = 452,510,361.70 : x
  2. Step 2: Convert to fraction form
    1,487,676,384.96/2,231,837,427.88 = 452,510,361.70/x
  3. Step 3: Cross multiply
    1,487,676,384.96x = 2,231,837,427.88 × 452,510,361.70
  4. Step 4: Simplify right side
    1,487,676,384.96x = 1,009,929,561,745,576,448
  5. Step 5: Solve for x
    x = 1,009,929,561,745,576,448/1,487,676,384.96
  6. Step 6: Final answer
    x = 678,863,744.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.