Home / 426,854,072.65-589,013,270.74-236,084,775.60

Finding the Fourth Proportional to 426,854,072.65, 589,013,270.74 and 236,084,775.60

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Solution

The fourth proportional to 426,854,072.65, 589,013,270.74 and 236,084,775.60 is: 325,771,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,854,072.65 : 589,013,270.74 = 236,084,775.60 : x
  2. Step 2: Convert to fraction form
    426,854,072.65/589,013,270.74 = 236,084,775.60/x
  3. Step 3: Cross multiply
    426,854,072.65x = 589,013,270.74 × 236,084,775.60
  4. Step 4: Simplify right side
    426,854,072.65x = 139,057,065,848,074,944
  5. Step 5: Solve for x
    x = 139,057,065,848,074,944/426,854,072.65
  6. Step 6: Final answer
    x = 325,771,908.38

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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.