Home / 54,590,976,278.60-81,886,464,417.90-45,775,007,817.80

Finding the Fourth Proportional to 54,590,976,278.60, 81,886,464,417.90 and 45,775,007,817.80

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Solution

The fourth proportional to 54,590,976,278.60, 81,886,464,417.90 and 45,775,007,817.80 is: 68,662,511,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,590,976,278.60 : 81,886,464,417.90 = 45,775,007,817.80 : x
  2. Step 2: Convert to fraction form
    54,590,976,278.60/81,886,464,417.90 = 45,775,007,817.80/x
  3. Step 3: Cross multiply
    54,590,976,278.60x = 81,886,464,417.90 × 45,775,007,817.80
  4. Step 4: Simplify right side
    54,590,976,278.60x = 3,748,353,548,901,373,968,384
  5. Step 5: Solve for x
    x = 3,748,353,548,901,373,968,384/54,590,976,278.60
  6. Step 6: Final answer
    x = 68,662,511,726.70

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1.5x scale

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.