Home / 579,174,000.80-868,761,001.20-307,076,208.80

Finding the Fourth Proportional to 579,174,000.80, 868,761,001.20 and 307,076,208.80

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Solution

The fourth proportional to 579,174,000.80, 868,761,001.20 and 307,076,208.80 is: 460,614,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,174,000.80 : 868,761,001.20 = 307,076,208.80 : x
  2. Step 2: Convert to fraction form
    579,174,000.80/868,761,001.20 = 307,076,208.80/x
  3. Step 3: Cross multiply
    579,174,000.80x = 868,761,001.20 × 307,076,208.80
  4. Step 4: Simplify right side
    579,174,000.80x = 266,775,834,601,788,288
  5. Step 5: Solve for x
    x = 266,775,834,601,788,288/579,174,000.80
  6. Step 6: Final answer
    x = 460,614,313.20

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1.5x scale

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.