Home / 147,609,660.35-221,328,829.26-69,885,911.83

Finding the Fourth Proportional to 147,609,660.35, 221,328,829.26 and 69,885,911.83

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Solution

The fourth proportional to 147,609,660.35, 221,328,829.26 and 69,885,911.83 is: 104,788,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,609,660.35 : 221,328,829.26 = 69,885,911.83 : x
  2. Step 2: Convert to fraction form
    147,609,660.35/221,328,829.26 = 69,885,911.83/x
  3. Step 3: Cross multiply
    147,609,660.35x = 221,328,829.26 × 69,885,911.83
  4. Step 4: Simplify right side
    147,609,660.35x = 15,467,767,047,101,484
  5. Step 5: Solve for x
    x = 15,467,767,047,101,484/147,609,660.35
  6. Step 6: Final answer
    x = 104,788,311.35

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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.