Home / 1,487,115,177,118.80-2,231,691,705,647.50-519,023,617,520.70

Finding the Fourth Proportional to 1,487,115,177,118.80, 2,231,691,705,647.50 and 519,023,617,520.70

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Solution

The fourth proportional to 1,487,115,177,118.80, 2,231,691,705,647.50 and 519,023,617,520.70 is: 778,891,050,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,115,177,118.80 : 2,231,691,705,647.50 = 519,023,617,520.70 : x
  2. Step 2: Convert to fraction form
    1,487,115,177,118.80/2,231,691,705,647.50 = 519,023,617,520.70/x
  3. Step 3: Cross multiply
    1,487,115,177,118.80x = 2,231,691,705,647.50 × 519,023,617,520.70
  4. Step 4: Simplify right side
    1,487,115,177,118.80x = 1,158,300,702,256,106,731,208,704
  5. Step 5: Solve for x
    x = 1,158,300,702,256,106,731,208,704/1,487,115,177,118.80
  6. Step 6: Final answer
    x = 778,891,050,322.17

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Double scale
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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.