Home / 749,929,004.40-1,124,893,506.60-204,725,650.80

Finding the Fourth Proportional to 749,929,004.40, 1,124,893,506.60 and 204,725,650.80

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Solution

The fourth proportional to 749,929,004.40, 1,124,893,506.60 and 204,725,650.80 is: 307,088,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,929,004.40 : 1,124,893,506.60 = 204,725,650.80 : x
  2. Step 2: Convert to fraction form
    749,929,004.40/1,124,893,506.60 = 204,725,650.80/x
  3. Step 3: Cross multiply
    749,929,004.40x = 1,124,893,506.60 × 204,725,650.80
  4. Step 4: Simplify right side
    749,929,004.40x = 230,294,555,219,379,104
  5. Step 5: Solve for x
    x = 230,294,555,219,379,104/749,929,004.40
  6. Step 6: Final answer
    x = 307,088,476.20

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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.