Home / 648,633,284.49-895,102,869.44-351,273,110.43

Finding the Fourth Proportional to 648,633,284.49, 895,102,869.44 and 351,273,110.43

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Solution

The fourth proportional to 648,633,284.49, 895,102,869.44 and 351,273,110.43 is: 484,750,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,633,284.49 : 895,102,869.44 = 351,273,110.43 : x
  2. Step 2: Convert to fraction form
    648,633,284.49/895,102,869.44 = 351,273,110.43/x
  3. Step 3: Cross multiply
    648,633,284.49x = 895,102,869.44 × 351,273,110.43
  4. Step 4: Simplify right side
    648,633,284.49x = 314,425,569,107,241,792
  5. Step 5: Solve for x
    x = 314,425,569,107,241,792/648,633,284.49
  6. Step 6: Final answer
    x = 484,750,901.05

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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.