Home / 152,730,317.32-229,097,578.01-43,555,500.12

Finding the Fourth Proportional to 152,730,317.32, 229,097,578.01 and 43,555,500.12

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Solution

The fourth proportional to 152,730,317.32, 229,097,578.01 and 43,555,500.12 is: 65,333,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,730,317.32 : 229,097,578.01 = 43,555,500.12 : x
  2. Step 2: Convert to fraction form
    152,730,317.32/229,097,578.01 = 43,555,500.12/x
  3. Step 3: Cross multiply
    152,730,317.32x = 229,097,578.01 × 43,555,500.12
  4. Step 4: Simplify right side
    152,730,317.32x = 9,978,459,587,392,822
  5. Step 5: Solve for x
    x = 9,978,459,587,392,822/152,730,317.32
  6. Step 6: Final answer
    x = 65,333,849.64

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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.