Home / 89,761,568.46-134,642,389.58-21,604,260.22

Finding the Fourth Proportional to 89,761,568.46, 134,642,389.58 and 21,604,260.22

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Solution

The fourth proportional to 89,761,568.46, 134,642,389.58 and 21,604,260.22 is: 32,406,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,761,568.46 : 134,642,389.58 = 21,604,260.22 : x
  2. Step 2: Convert to fraction form
    89,761,568.46/134,642,389.58 = 21,604,260.22/x
  3. Step 3: Cross multiply
    89,761,568.46x = 134,642,389.58 × 21,604,260.22
  4. Step 4: Simplify right side
    89,761,568.46x = 2,908,849,221,128,936.50
  5. Step 5: Solve for x
    x = 2,908,849,221,128,936.50/89,761,568.46
  6. Step 6: Final answer
    x = 32,406,399.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.