Home / 340,339,357.76-510,637,697.84-133,225,788.51

Finding the Fourth Proportional to 340,339,357.76, 510,637,697.84 and 133,225,788.51

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Solution

The fourth proportional to 340,339,357.76, 510,637,697.84 and 133,225,788.51 is: 199,889,047.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,339,357.76 : 510,637,697.84 = 133,225,788.51 : x
  2. Step 2: Convert to fraction form
    340,339,357.76/510,637,697.84 = 133,225,788.51/x
  3. Step 3: Cross multiply
    340,339,357.76x = 510,637,697.84 × 133,225,788.51
  4. Step 4: Simplify right side
    340,339,357.76x = 68,030,109,936,998,992
  5. Step 5: Solve for x
    x = 68,030,109,936,998,992/340,339,357.76
  6. Step 6: Final answer
    x = 199,889,047.17

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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.