Home / 348,086,848.13-480,368,936.35-191,458,065.25

Finding the Fourth Proportional to 348,086,848.13, 480,368,936.35 and 191,458,065.25

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Solution

The fourth proportional to 348,086,848.13, 480,368,936.35 and 191,458,065.25 is: 264,217,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,086,848.13 : 480,368,936.35 = 191,458,065.25 : x
  2. Step 2: Convert to fraction form
    348,086,848.13/480,368,936.35 = 191,458,065.25/x
  3. Step 3: Cross multiply
    348,086,848.13x = 480,368,936.35 × 191,458,065.25
  4. Step 4: Simplify right side
    348,086,848.13x = 91,970,507,159,535,184
  5. Step 5: Solve for x
    x = 91,970,507,159,535,184/348,086,848.13
  6. Step 6: Final answer
    x = 264,217,127.58

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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.