Home / 119,797,911.66-179,716,743.72-42,054,663

Finding the Fourth Proportional to 119,797,911.66, 179,716,743.72 and 42,054,663

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Solution

The fourth proportional to 119,797,911.66, 179,716,743.72 and 42,054,663 is: 63,088,971.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,797,911.66 : 179,716,743.72 = 42,054,663 : x
  2. Step 2: Convert to fraction form
    119,797,911.66/179,716,743.72 = 42,054,663/x
  3. Step 3: Cross multiply
    119,797,911.66x = 179,716,743.72 × 42,054,663
  4. Step 4: Simplify right side
    119,797,911.66x = 7,557,927,092,601,966
  5. Step 5: Solve for x
    x = 7,557,927,092,601,966/119,797,911.66
  6. Step 6: Final answer
    x = 63,088,971.99

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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.