Home / 531,523,302.80-797,284,954.20-336,803,320.40

Finding the Fourth Proportional to 531,523,302.80, 797,284,954.20 and 336,803,320.40

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Solution

The fourth proportional to 531,523,302.80, 797,284,954.20 and 336,803,320.40 is: 505,204,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,523,302.80 : 797,284,954.20 = 336,803,320.40 : x
  2. Step 2: Convert to fraction form
    531,523,302.80/797,284,954.20 = 336,803,320.40/x
  3. Step 3: Cross multiply
    531,523,302.80x = 797,284,954.20 × 336,803,320.40
  4. Step 4: Simplify right side
    531,523,302.80x = 268,528,219,879,521,920
  5. Step 5: Solve for x
    x = 268,528,219,879,521,920/531,523,302.80
  6. Step 6: Final answer
    x = 505,204,980.60

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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.