Home / 147,272,014-220,939,909.20-56,395,606.24

Finding the Fourth Proportional to 147,272,014, 220,939,909.20 and 56,395,606.24

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Solution

The fourth proportional to 147,272,014, 220,939,909.20 and 56,395,606.24 is: 84,605,620.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,272,014 : 220,939,909.20 = 56,395,606.24 : x
  2. Step 2: Convert to fraction form
    147,272,014/220,939,909.20 = 56,395,606.24/x
  3. Step 3: Cross multiply
    147,272,014x = 220,939,909.20 × 56,395,606.24
  4. Step 4: Simplify right side
    147,272,014x = 12,460,040,121,944,554
  5. Step 5: Solve for x
    x = 12,460,040,121,944,554/147,272,014
  6. Step 6: Final answer
    x = 84,605,620.47

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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.