Home / 354,295,808.10-531,443,712.15-245,244,114.90

Finding the Fourth Proportional to 354,295,808.10, 531,443,712.15 and 245,244,114.90

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Solution

The fourth proportional to 354,295,808.10, 531,443,712.15 and 245,244,114.90 is: 367,866,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,295,808.10 : 531,443,712.15 = 245,244,114.90 : x
  2. Step 2: Convert to fraction form
    354,295,808.10/531,443,712.15 = 245,244,114.90/x
  3. Step 3: Cross multiply
    354,295,808.10x = 531,443,712.15 × 245,244,114.90
  4. Step 4: Simplify right side
    354,295,808.10x = 130,333,442,805,397,120
  5. Step 5: Solve for x
    x = 130,333,442,805,397,120/354,295,808.10
  6. Step 6: Final answer
    x = 367,866,172.35

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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.