Home / 326,240,510.16-450,211,878.72-177,562,696.80

Finding the Fourth Proportional to 326,240,510.16, 450,211,878.72 and 177,562,696.80

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Solution

The fourth proportional to 326,240,510.16, 450,211,878.72 and 177,562,696.80 is: 245,036,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,240,510.16 : 450,211,878.72 = 177,562,696.80 : x
  2. Step 2: Convert to fraction form
    326,240,510.16/450,211,878.72 = 177,562,696.80/x
  3. Step 3: Cross multiply
    326,240,510.16x = 450,211,878.72 × 177,562,696.80
  4. Step 4: Simplify right side
    326,240,510.16x = 79,940,835,316,917,744
  5. Step 5: Solve for x
    x = 79,940,835,316,917,744/326,240,510.16
  6. Step 6: Final answer
    x = 245,036,507.81

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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.