Home / 670,655,646.43-1,005,983,232.89-179,356,147.11

Finding the Fourth Proportional to 670,655,646.43, 1,005,983,232.89 and 179,356,147.11

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Solution

The fourth proportional to 670,655,646.43, 1,005,983,232.89 and 179,356,147.11 is: 269,034,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,655,646.43 : 1,005,983,232.89 = 179,356,147.11 : x
  2. Step 2: Convert to fraction form
    670,655,646.43/1,005,983,232.89 = 179,356,147.11/x
  3. Step 3: Cross multiply
    670,655,646.43x = 1,005,983,232.89 × 179,356,147.11
  4. Step 4: Simplify right side
    670,655,646.43x = 180,429,276,707,515,456
  5. Step 5: Solve for x
    x = 180,429,276,707,515,456/670,655,646.43
  6. Step 6: Final answer
    x = 269,034,157.35

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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.