Home / 313,619,794.40-432,849,488.22-181,533,619.37

Finding the Fourth Proportional to 313,619,794.40, 432,849,488.22 and 181,533,619.37

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Solution

The fourth proportional to 313,619,794.40, 432,849,488.22 and 181,533,619.37 is: 250,547,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,619,794.40 : 432,849,488.22 = 181,533,619.37 : x
  2. Step 2: Convert to fraction form
    313,619,794.40/432,849,488.22 = 181,533,619.37/x
  3. Step 3: Cross multiply
    313,619,794.40x = 432,849,488.22 × 181,533,619.37
  4. Step 4: Simplify right side
    313,619,794.40x = 78,576,734,239,028,784
  5. Step 5: Solve for x
    x = 78,576,734,239,028,784/313,619,794.40
  6. Step 6: Final answer
    x = 250,547,751.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.