Home / 127,435,513.24-191,154,376.12-41,173,929.21

Finding the Fourth Proportional to 127,435,513.24, 191,154,376.12 and 41,173,929.21

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Solution

The fourth proportional to 127,435,513.24, 191,154,376.12 and 41,173,929.21 is: 61,761,251.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,435,513.24 : 191,154,376.12 = 41,173,929.21 : x
  2. Step 2: Convert to fraction form
    127,435,513.24/191,154,376.12 = 41,173,929.21/x
  3. Step 3: Cross multiply
    127,435,513.24x = 191,154,376.12 × 41,173,929.21
  4. Step 4: Simplify right side
    127,435,513.24x = 7,870,576,751,237,484
  5. Step 5: Solve for x
    x = 7,870,576,751,237,484/127,435,513.24
  6. Step 6: Final answer
    x = 61,761,251.25

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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.