Home / 497,618,534.80-745,880,371.80-174,336,000.40

Finding the Fourth Proportional to 497,618,534.80, 745,880,371.80 and 174,336,000.40

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Solution

The fourth proportional to 497,618,534.80, 745,880,371.80 and 174,336,000.40 is: 261,312,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,618,534.80 : 745,880,371.80 = 174,336,000.40 : x
  2. Step 2: Convert to fraction form
    497,618,534.80/745,880,371.80 = 174,336,000.40/x
  3. Step 3: Cross multiply
    497,618,534.80x = 745,880,371.80 × 174,336,000.40
  4. Step 4: Simplify right side
    497,618,534.80x = 130,033,800,796,476,944
  5. Step 5: Solve for x
    x = 130,033,800,796,476,944/497,618,534.80
  6. Step 6: Final answer
    x = 261,312,213.48

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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.