Home / 54,533,012,327.20-81,799,518,490.80-21,391,501,261.60

Finding the Fourth Proportional to 54,533,012,327.20, 81,799,518,490.80 and 21,391,501,261.60

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Solution

The fourth proportional to 54,533,012,327.20, 81,799,518,490.80 and 21,391,501,261.60 is: 32,087,251,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,533,012,327.20 : 81,799,518,490.80 = 21,391,501,261.60 : x
  2. Step 2: Convert to fraction form
    54,533,012,327.20/81,799,518,490.80 = 21,391,501,261.60/x
  3. Step 3: Cross multiply
    54,533,012,327.20x = 81,799,518,490.80 × 21,391,501,261.60
  4. Step 4: Simplify right side
    54,533,012,327.20x = 1,749,814,502,994,220,679,168
  5. Step 5: Solve for x
    x = 1,749,814,502,994,220,679,168/54,533,012,327.20
  6. Step 6: Final answer
    x = 32,087,251,892.40

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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.