Home / 66,269,086,096.51-99,417,589,804.55-21,497,086,865.62

Finding the Fourth Proportional to 66,269,086,096.51, 99,417,589,804.55 and 21,497,086,865.62

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Solution

The fourth proportional to 66,269,086,096.51, 99,417,589,804.55 and 21,497,086,865.62 is: 32,250,159,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,269,086,096.51 : 99,417,589,804.55 = 21,497,086,865.62 : x
  2. Step 2: Convert to fraction form
    66,269,086,096.51/99,417,589,804.55 = 21,497,086,865.62/x
  3. Step 3: Cross multiply
    66,269,086,096.51x = 99,417,589,804.55 × 21,497,086,865.62
  4. Step 4: Simplify right side
    66,269,086,096.51x = 2,137,188,563,998,988,566,528
  5. Step 5: Solve for x
    x = 2,137,188,563,998,988,566,528/66,269,086,096.51
  6. Step 6: Final answer
    x = 32,250,159,009.08

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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.