Home / 119,126,279.81-177,492,091.79-112,435,603.47

Finding the Fourth Proportional to 119,126,279.81, 177,492,091.79 and 112,435,603.47

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Solution

The fourth proportional to 119,126,279.81, 177,492,091.79 and 112,435,603.47 is: 167,523,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,126,279.81 : 177,492,091.79 = 112,435,603.47 : x
  2. Step 2: Convert to fraction form
    119,126,279.81/177,492,091.79 = 112,435,603.47/x
  3. Step 3: Cross multiply
    119,126,279.81x = 177,492,091.79 × 112,435,603.47
  4. Step 4: Simplify right side
    119,126,279.81x = 19,956,430,451,842,372
  5. Step 5: Solve for x
    x = 19,956,430,451,842,372/119,126,279.81
  6. Step 6: Final answer
    x = 167,523,324.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.