Home / 213,122,176.33-319,683,276.87-51,564,112.33

Finding the Fourth Proportional to 213,122,176.33, 319,683,276.87 and 51,564,112.33

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Solution

The fourth proportional to 213,122,176.33, 319,683,276.87 and 51,564,112.33 is: 77,346,171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,122,176.33 : 319,683,276.87 = 51,564,112.33 : x
  2. Step 2: Convert to fraction form
    213,122,176.33/319,683,276.87 = 51,564,112.33/x
  3. Step 3: Cross multiply
    213,122,176.33x = 319,683,276.87 × 51,564,112.33
  4. Step 4: Simplify right side
    213,122,176.33x = 16,484,184,398,547,170
  5. Step 5: Solve for x
    x = 16,484,184,398,547,170/213,122,176.33
  6. Step 6: Final answer
    x = 77,346,171.49

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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.