Home / 538,347,622.80-807,521,434.20-174,878,720.40

Finding the Fourth Proportional to 538,347,622.80, 807,521,434.20 and 174,878,720.40

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Solution

The fourth proportional to 538,347,622.80, 807,521,434.20 and 174,878,720.40 is: 262,318,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,347,622.80 : 807,521,434.20 = 174,878,720.40 : x
  2. Step 2: Convert to fraction form
    538,347,622.80/807,521,434.20 = 174,878,720.40/x
  3. Step 3: Cross multiply
    538,347,622.80x = 807,521,434.20 × 174,878,720.40
  4. Step 4: Simplify right side
    538,347,622.80x = 141,218,315,108,468,816
  5. Step 5: Solve for x
    x = 141,218,315,108,468,816/538,347,622.80
  6. Step 6: Final answer
    x = 262,318,080.60

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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.