Home / 1,010,642,591.20-1,515,963,886.80-244,737,695.20

Finding the Fourth Proportional to 1,010,642,591.20, 1,515,963,886.80 and 244,737,695.20

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Solution

The fourth proportional to 1,010,642,591.20, 1,515,963,886.80 and 244,737,695.20 is: 367,106,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,642,591.20 : 1,515,963,886.80 = 244,737,695.20 : x
  2. Step 2: Convert to fraction form
    1,010,642,591.20/1,515,963,886.80 = 244,737,695.20/x
  3. Step 3: Cross multiply
    1,010,642,591.20x = 1,515,963,886.80 × 244,737,695.20
  4. Step 4: Simplify right side
    1,010,642,591.20x = 371,013,507,661,865,664
  5. Step 5: Solve for x
    x = 371,013,507,661,865,664/1,010,642,591.20
  6. Step 6: Final answer
    x = 367,106,542.80

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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.