Home / 579,266,730.53-799,415,417.32-328,375,985.02

Finding the Fourth Proportional to 579,266,730.53, 799,415,417.32 and 328,375,985.02

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Solution

The fourth proportional to 579,266,730.53, 799,415,417.32 and 328,375,985.02 is: 453,174,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,266,730.53 : 799,415,417.32 = 328,375,985.02 : x
  2. Step 2: Convert to fraction form
    579,266,730.53/799,415,417.32 = 328,375,985.02/x
  3. Step 3: Cross multiply
    579,266,730.53x = 799,415,417.32 × 328,375,985.02
  4. Step 4: Simplify right side
    579,266,730.53x = 262,508,825,102,629,376
  5. Step 5: Solve for x
    x = 262,508,825,102,629,376/579,266,730.53
  6. Step 6: Final answer
    x = 453,174,351.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.