Home / 77,301,171.30-106,678,214.10-45,505,603.68

Finding the Fourth Proportional to 77,301,171.30, 106,678,214.10 and 45,505,603.68

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Solution

The fourth proportional to 77,301,171.30, 106,678,214.10 and 45,505,603.68 is: 62,799,262.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,301,171.30 : 106,678,214.10 = 45,505,603.68 : x
  2. Step 2: Convert to fraction form
    77,301,171.30/106,678,214.10 = 45,505,603.68/x
  3. Step 3: Cross multiply
    77,301,171.30x = 106,678,214.10 × 45,505,603.68
  4. Step 4: Simplify right side
    77,301,171.30x = 4,854,456,532,124,788
  5. Step 5: Solve for x
    x = 4,854,456,532,124,788/77,301,171.30
  6. Step 6: Final answer
    x = 62,799,262.29

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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.