Home / 524,690,215.76-786,508,606.56-179,407,705.52

Finding the Fourth Proportional to 524,690,215.76, 786,508,606.56 and 179,407,705.52

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Solution

The fourth proportional to 524,690,215.76, 786,508,606.56 and 179,407,705.52 is: 268,931,457.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,690,215.76 : 786,508,606.56 = 179,407,705.52 : x
  2. Step 2: Convert to fraction form
    524,690,215.76/786,508,606.56 = 179,407,705.52/x
  3. Step 3: Cross multiply
    524,690,215.76x = 786,508,606.56 × 179,407,705.52
  4. Step 4: Simplify right side
    524,690,215.76x = 141,105,704,474,662,016
  5. Step 5: Solve for x
    x = 141,105,704,474,662,016/524,690,215.76
  6. Step 6: Final answer
    x = 268,931,457.53

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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.