Home / 13,003,846,217.28-17,946,796,459.80-7,289,673,970.50

Finding the Fourth Proportional to 13,003,846,217.28, 17,946,796,459.80 and 7,289,673,970.50

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Solution

The fourth proportional to 13,003,846,217.28, 17,946,796,459.80 and 7,289,673,970.50 is: 10,060,584,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,846,217.28 : 17,946,796,459.80 = 7,289,673,970.50 : x
  2. Step 2: Convert to fraction form
    13,003,846,217.28/17,946,796,459.80 = 7,289,673,970.50/x
  3. Step 3: Cross multiply
    13,003,846,217.28x = 17,946,796,459.80 × 7,289,673,970.50
  4. Step 4: Simplify right side
    13,003,846,217.28x = 130,826,295,006,865,604,608
  5. Step 5: Solve for x
    x = 130,826,295,006,865,604,608/13,003,846,217.28
  6. Step 6: Final answer
    x = 10,060,584,600.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.