Home / 1,487,115,177,121.40-2,231,691,705,651.50-519,023,617,523.22

Finding the Fourth Proportional to 1,487,115,177,121.40, 2,231,691,705,651.50 and 519,023,617,523.22

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Solution

The fourth proportional to 1,487,115,177,121.40, 2,231,691,705,651.50 and 519,023,617,523.22 is: 778,891,050,325.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,115,177,121.40 : 2,231,691,705,651.50 = 519,023,617,523.22 : x
  2. Step 2: Convert to fraction form
    1,487,115,177,121.40/2,231,691,705,651.50 = 519,023,617,523.22/x
  3. Step 3: Cross multiply
    1,487,115,177,121.40x = 2,231,691,705,651.50 × 519,023,617,523.22
  4. Step 4: Simplify right side
    1,487,115,177,121.40x = 1,158,300,702,263,806,533,828,608
  5. Step 5: Solve for x
    x = 1,158,300,702,263,806,533,828,608/1,487,115,177,121.40
  6. Step 6: Final answer
    x = 778,891,050,325.99

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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.