Home / 377,038,545.80-564,282,360.30-331,122,043.40

Finding the Fourth Proportional to 377,038,545.80, 564,282,360.30 and 331,122,043.40

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Solution

The fourth proportional to 377,038,545.80, 564,282,360.30 and 331,122,043.40 is: 495,562,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,038,545.80 : 564,282,360.30 = 331,122,043.40 : x
  2. Step 2: Convert to fraction form
    377,038,545.80/564,282,360.30 = 331,122,043.40/x
  3. Step 3: Cross multiply
    377,038,545.80x = 564,282,360.30 × 331,122,043.40
  4. Step 4: Simplify right side
    377,038,545.80x = 186,846,328,197,111,008
  5. Step 5: Solve for x
    x = 186,846,328,197,111,008/377,038,545.80
  6. Step 6: Final answer
    x = 495,562,934.56

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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.