Home / 385,511,835.24-577,776,465.18-180,588,185.64

Finding the Fourth Proportional to 385,511,835.24, 577,776,465.18 and 180,588,185.64

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Solution

The fourth proportional to 385,511,835.24, 577,776,465.18 and 180,588,185.64 is: 270,652,140.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,511,835.24 : 577,776,465.18 = 180,588,185.64 : x
  2. Step 2: Convert to fraction form
    385,511,835.24/577,776,465.18 = 180,588,185.64/x
  3. Step 3: Cross multiply
    385,511,835.24x = 577,776,465.18 × 180,588,185.64
  4. Step 4: Simplify right side
    385,511,835.24x = 104,339,603,552,348,816
  5. Step 5: Solve for x
    x = 104,339,603,552,348,816/385,511,835.24
  6. Step 6: Final answer
    x = 270,652,140.91

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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.