Home / 147,060,006.80-220,590,010.20-39,354,630.80

Finding the Fourth Proportional to 147,060,006.80, 220,590,010.20 and 39,354,630.80

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Solution

The fourth proportional to 147,060,006.80, 220,590,010.20 and 39,354,630.80 is: 59,031,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,060,006.80 : 220,590,010.20 = 39,354,630.80 : x
  2. Step 2: Convert to fraction form
    147,060,006.80/220,590,010.20 = 39,354,630.80/x
  3. Step 3: Cross multiply
    147,060,006.80x = 220,590,010.20 × 39,354,630.80
  4. Step 4: Simplify right side
    147,060,006.80x = 8,681,238,409,589,233
  5. Step 5: Solve for x
    x = 8,681,238,409,589,233/147,060,006.80
  6. Step 6: Final answer
    x = 59,031,946.20

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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.