Home / 497,664,006.10-746,496,009.15-489,601,849.30

Finding the Fourth Proportional to 497,664,006.10, 746,496,009.15 and 489,601,849.30

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Solution

The fourth proportional to 497,664,006.10, 746,496,009.15 and 489,601,849.30 is: 734,402,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,006.10 : 746,496,009.15 = 489,601,849.30 : x
  2. Step 2: Convert to fraction form
    497,664,006.10/746,496,009.15 = 489,601,849.30/x
  3. Step 3: Cross multiply
    497,664,006.10x = 746,496,009.15 × 489,601,849.30
  4. Step 4: Simplify right side
    497,664,006.10x = 365,485,826,574,909,696
  5. Step 5: Solve for x
    x = 365,485,826,574,909,696/497,664,006.10
  6. Step 6: Final answer
    x = 734,402,773.95

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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.