Home / 648,581,897.72-895,043,503.84-351,224,465.88

Finding the Fourth Proportional to 648,581,897.72, 895,043,503.84 and 351,224,465.88

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Solution

The fourth proportional to 648,581,897.72, 895,043,503.84 and 351,224,465.88 is: 484,690,025.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,581,897.72 : 895,043,503.84 = 351,224,465.88 : x
  2. Step 2: Convert to fraction form
    648,581,897.72/895,043,503.84 = 351,224,465.88/x
  3. Step 3: Cross multiply
    648,581,897.72x = 895,043,503.84 × 351,224,465.88
  4. Step 4: Simplify right side
    648,581,897.72x = 314,361,176,574,446,208
  5. Step 5: Solve for x
    x = 314,361,176,574,446,208/648,581,897.72
  6. Step 6: Final answer
    x = 484,690,025.54

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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.