Home / 648,633,258.90-895,102,834.14-351,273,084.84

Finding the Fourth Proportional to 648,633,258.90, 895,102,834.14 and 351,273,084.84

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Solution

The fourth proportional to 648,633,258.90, 895,102,834.14 and 351,273,084.84 is: 484,750,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,633,258.90 : 895,102,834.14 = 351,273,084.84 : x
  2. Step 2: Convert to fraction form
    648,633,258.90/895,102,834.14 = 351,273,084.84/x
  3. Step 3: Cross multiply
    648,633,258.90x = 895,102,834.14 × 351,273,084.84
  4. Step 4: Simplify right side
    648,633,258.90x = 314,425,533,797,384,640
  5. Step 5: Solve for x
    x = 314,425,533,797,384,640/648,633,258.90
  6. Step 6: Final answer
    x = 484,750,865.74

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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.