Home / 331,834,911.40-497,752,367.10-310,601,247.40

Finding the Fourth Proportional to 331,834,911.40, 497,752,367.10 and 310,601,247.40

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Solution

The fourth proportional to 331,834,911.40, 497,752,367.10 and 310,601,247.40 is: 465,901,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,834,911.40 : 497,752,367.10 = 310,601,247.40 : x
  2. Step 2: Convert to fraction form
    331,834,911.40/497,752,367.10 = 310,601,247.40/x
  3. Step 3: Cross multiply
    331,834,911.40x = 497,752,367.10 × 310,601,247.40
  4. Step 4: Simplify right side
    331,834,911.40x = 154,602,506,117,562,720
  5. Step 5: Solve for x
    x = 154,602,506,117,562,720/331,834,911.40
  6. Step 6: Final answer
    x = 465,901,871.10

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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.