Home / 480,333,072,010.36-720,496,487,120.13-122,181,985,720.71

Finding the Fourth Proportional to 480,333,072,010.36, 720,496,487,120.13 and 122,181,985,720.71

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Solution

The fourth proportional to 480,333,072,010.36, 720,496,487,120.13 and 122,181,985,720.71 is: 183,272,184,721.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,333,072,010.36 : 720,496,487,120.13 = 122,181,985,720.71 : x
  2. Step 2: Convert to fraction form
    480,333,072,010.36/720,496,487,120.13 = 122,181,985,720.71/x
  3. Step 3: Cross multiply
    480,333,072,010.36x = 720,496,487,120.13 × 122,181,985,720.71
  4. Step 4: Simplify right side
    480,333,072,010.36x = 88,031,691,501,133,447,036,928
  5. Step 5: Solve for x
    x = 88,031,691,501,133,447,036,928/480,333,072,010.36
  6. Step 6: Final answer
    x = 183,272,184,721.09

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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.