Home / 406,970,007.64-610,458,761.99-115,837,050.83

Finding the Fourth Proportional to 406,970,007.64, 610,458,761.99 and 115,837,050.83

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Solution

The fourth proportional to 406,970,007.64, 610,458,761.99 and 115,837,050.83 is: 173,756,643.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,970,007.64 : 610,458,761.99 = 115,837,050.83 : x
  2. Step 2: Convert to fraction form
    406,970,007.64/610,458,761.99 = 115,837,050.83/x
  3. Step 3: Cross multiply
    406,970,007.64x = 610,458,761.99 × 115,837,050.83
  4. Step 4: Simplify right side
    406,970,007.64x = 70,713,742,642,922,576
  5. Step 5: Solve for x
    x = 70,713,742,642,922,576/406,970,007.64
  6. Step 6: Final answer
    x = 173,756,643.77

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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.