Home / 153,923,487.34-230,885,230.77-38,908,029.67

Finding the Fourth Proportional to 153,923,487.34, 230,885,230.77 and 38,908,029.67

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Solution

The fourth proportional to 153,923,487.34, 230,885,230.77 and 38,908,029.67 is: 58,362,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,923,487.34 : 230,885,230.77 = 38,908,029.67 : x
  2. Step 2: Convert to fraction form
    153,923,487.34/230,885,230.77 = 38,908,029.67/x
  3. Step 3: Cross multiply
    153,923,487.34x = 230,885,230.77 × 38,908,029.67
  4. Step 4: Simplify right side
    153,923,487.34x = 8,983,289,409,163,958
  5. Step 5: Solve for x
    x = 8,983,289,409,163,958/153,923,487.34
  6. Step 6: Final answer
    x = 58,362,044.44

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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.