Home / 1,365,190,834.10-1,883,949,938.62-738,645,514.70

Finding the Fourth Proportional to 1,365,190,834.10, 1,883,949,938.62 and 738,645,514.70

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Solution

The fourth proportional to 1,365,190,834.10, 1,883,949,938.62 and 738,645,514.70 is: 1,019,323,553.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,190,834.10 : 1,883,949,938.62 = 738,645,514.70 : x
  2. Step 2: Convert to fraction form
    1,365,190,834.10/1,883,949,938.62 = 738,645,514.70/x
  3. Step 3: Cross multiply
    1,365,190,834.10x = 1,883,949,938.62 × 738,645,514.70
  4. Step 4: Simplify right side
    1,365,190,834.10x = 1,391,571,172,069,737,216
  5. Step 5: Solve for x
    x = 1,391,571,172,069,737,216/1,365,190,834.10
  6. Step 6: Final answer
    x = 1,019,323,553.39

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1.5x scale

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.