Home / 1,300,752,003.40-1,950,482,402.70-471,672,550.60

Finding the Fourth Proportional to 1,300,752,003.40, 1,950,482,402.70 and 471,672,550.60

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Solution

The fourth proportional to 1,300,752,003.40, 1,950,482,402.70 and 471,672,550.60 is: 707,274,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,752,003.40 : 1,950,482,402.70 = 471,672,550.60 : x
  2. Step 2: Convert to fraction form
    1,300,752,003.40/1,950,482,402.70 = 471,672,550.60/x
  3. Step 3: Cross multiply
    1,300,752,003.40x = 1,950,482,402.70 × 471,672,550.60
  4. Step 4: Simplify right side
    1,300,752,003.40x = 919,989,009,781,925,376
  5. Step 5: Solve for x
    x = 919,989,009,781,925,376/1,300,752,003.40
  6. Step 6: Final answer
    x = 707,274,720.61

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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.