Home / 338,256,323.01-507,459,979.76-108,239,210.37

Finding the Fourth Proportional to 338,256,323.01, 507,459,979.76 and 108,239,210.37

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Solution

The fourth proportional to 338,256,323.01, 507,459,979.76 and 108,239,210.37 is: 162,382,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,256,323.01 : 507,459,979.76 = 108,239,210.37 : x
  2. Step 2: Convert to fraction form
    338,256,323.01/507,459,979.76 = 108,239,210.37/x
  3. Step 3: Cross multiply
    338,256,323.01x = 507,459,979.76 × 108,239,210.37
  4. Step 4: Simplify right side
    338,256,323.01x = 54,927,067,503,057,384
  5. Step 5: Solve for x
    x = 54,927,067,503,057,384/338,256,323.01
  6. Step 6: Final answer
    x = 162,382,973.40

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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.