Home / 440,877,742,853.92-660,779,352,815.30-228,524,803,113.76

Finding the Fourth Proportional to 440,877,742,853.92, 660,779,352,815.30 and 228,524,803,113.76

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Solution

The fourth proportional to 440,877,742,853.92, 660,779,352,815.30 and 228,524,803,113.76 is: 342,508,720,277.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,877,742,853.92 : 660,779,352,815.30 = 228,524,803,113.76 : x
  2. Step 2: Convert to fraction form
    440,877,742,853.92/660,779,352,815.30 = 228,524,803,113.76/x
  3. Step 3: Cross multiply
    440,877,742,853.92x = 660,779,352,815.30 × 228,524,803,113.76
  4. Step 4: Simplify right side
    440,877,742,853.92x = 151,004,471,503,754,211,885,056
  5. Step 5: Solve for x
    x = 151,004,471,503,754,211,885,056/440,877,742,853.92
  6. Step 6: Final answer
    x = 342,508,720,277.56

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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.