Home / 275,292,006.30-412,938,009.45-152,847,999.90

Finding the Fourth Proportional to 275,292,006.30, 412,938,009.45 and 152,847,999.90

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Solution

The fourth proportional to 275,292,006.30, 412,938,009.45 and 152,847,999.90 is: 229,271,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,292,006.30 : 412,938,009.45 = 152,847,999.90 : x
  2. Step 2: Convert to fraction form
    275,292,006.30/412,938,009.45 = 152,847,999.90/x
  3. Step 3: Cross multiply
    275,292,006.30x = 412,938,009.45 × 152,847,999.90
  4. Step 4: Simplify right side
    275,292,006.30x = 63,116,748,827,119,800
  5. Step 5: Solve for x
    x = 63,116,748,827,119,800/275,292,006.30
  6. Step 6: Final answer
    x = 229,271,999.85

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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.