Home / 717,719,359.50-1,076,579,038.04-172,460,893.50

Finding the Fourth Proportional to 717,719,359.50, 1,076,579,038.04 and 172,460,893.50

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Solution

The fourth proportional to 717,719,359.50, 1,076,579,038.04 and 172,460,893.50 is: 258,691,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,719,359.50 : 1,076,579,038.04 = 172,460,893.50 : x
  2. Step 2: Convert to fraction form
    717,719,359.50/1,076,579,038.04 = 172,460,893.50/x
  3. Step 3: Cross multiply
    717,719,359.50x = 1,076,579,038.04 × 172,460,893.50
  4. Step 4: Simplify right side
    717,719,359.50x = 185,667,782,822,886,592
  5. Step 5: Solve for x
    x = 185,667,782,822,886,592/717,719,359.50
  6. Step 6: Final answer
    x = 258,691,339.96

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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.