Home / 1,487,115,177,116.40-2,231,691,705,643.90-519,023,617,518.20

Finding the Fourth Proportional to 1,487,115,177,116.40, 2,231,691,705,643.90 and 519,023,617,518.20

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Solution

The fourth proportional to 1,487,115,177,116.40, 2,231,691,705,643.90 and 519,023,617,518.20 is: 778,891,050,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,115,177,116.40 : 2,231,691,705,643.90 = 519,023,617,518.20 : x
  2. Step 2: Convert to fraction form
    1,487,115,177,116.40/2,231,691,705,643.90 = 519,023,617,518.20/x
  3. Step 3: Cross multiply
    1,487,115,177,116.40x = 2,231,691,705,643.90 × 519,023,617,518.20
  4. Step 4: Simplify right side
    1,487,115,177,116.40x = 1,158,300,702,248,658,855,264,256
  5. Step 5: Solve for x
    x = 1,158,300,702,248,658,855,264,256/1,487,115,177,116.40
  6. Step 6: Final answer
    x = 778,891,050,318.42

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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.