Home / 323,445,549.80-484,837,650.30-159,431,047.40

Finding the Fourth Proportional to 323,445,549.80, 484,837,650.30 and 159,431,047.40

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Solution

The fourth proportional to 323,445,549.80, 484,837,650.30 and 159,431,047.40 is: 238,983,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,445,549.80 : 484,837,650.30 = 159,431,047.40 : x
  2. Step 2: Convert to fraction form
    323,445,549.80/484,837,650.30 = 159,431,047.40/x
  3. Step 3: Cross multiply
    323,445,549.80x = 484,837,650.30 × 159,431,047.40
  4. Step 4: Simplify right side
    323,445,549.80x = 77,298,174,406,283,936
  5. Step 5: Solve for x
    x = 77,298,174,406,283,936/323,445,549.80
  6. Step 6: Final answer
    x = 238,983,576.85

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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.