Home / 531,829,837.80-797,296,859.10-276,528,205.80

Finding the Fourth Proportional to 531,829,837.80, 797,296,859.10 and 276,528,205.80

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Solution

The fourth proportional to 531,829,837.80, 797,296,859.10 and 276,528,205.80 is: 414,559,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,829,837.80 : 797,296,859.10 = 276,528,205.80 : x
  2. Step 2: Convert to fraction form
    531,829,837.80/797,296,859.10 = 276,528,205.80/x
  3. Step 3: Cross multiply
    531,829,837.80x = 797,296,859.10 × 276,528,205.80
  4. Step 4: Simplify right side
    531,829,837.80x = 220,475,069,936,898,432
  5. Step 5: Solve for x
    x = 220,475,069,936,898,432/531,829,837.80
  6. Step 6: Final answer
    x = 414,559,421.58

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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.